static rt_bool_t picture_view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
struct rtgui_image* image;
char fn[32];
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
/* open image */
rt_snprintf(fn, sizeof(fn), "%s/%s", PICTURE_DIR, current_fn);
image = rtgui_image_create_from_file("hdc",
fn, RT_FALSE);
if (image != RT_NULL)
{
/* blit image */
rtgui_image_blit(image, dc, &rect);
/* destroy image */
rtgui_image_destroy(image);
}
else
{
rtgui_dc_fill_rect(dc, &rect);
rtgui_dc_draw_text(dc, "没有文件被打开", &rect);
}
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
else if (event->type == RTGUI_EVENT_KBD)
{
struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
if (ekbd->type == RTGUI_KEYDOWN)
{
switch (ekbd->key)
{
case RTGUIK_RIGHT:
if (view_mode == VIEW_DIR_MODE) picture_show_next();
else if (view_mode == VIEW_FN_LIST_MODE)
{
picture_fn_list_current ++;
if (picture_fn_list_current == picture_fn_list_size)
{
picture_fn_list_current = 0;
}
strcpy(current_fn, picture_fn_list[picture_fn_list_current]);
rtgui_widget_update(RTGUI_WIDGET(picture_view));
}
break;
case RTGUIK_LEFT:
if (view_mode == VIEW_DIR_MODE) picture_show_prev();
else if (view_mode == VIEW_FN_LIST_MODE)
{
if (picture_fn_list_current == 0)
{
picture_fn_list_current = picture_fn_list_size - 1;
}
else picture_fn_list_current --;
strcpy(current_fn, picture_fn_list[picture_fn_list_current]);
rtgui_widget_update(RTGUI_WIDGET(picture_view));
}
break;
case RTGUIK_RETURN:
{
rtgui_view_t* view;
view = RTGUI_VIEW(widget);
/* close this view */
current_fn[0] = '\0';
/* end of modal */
rtgui_view_end_modal(view, RTGUI_MODAL_OK);
picture_view = RT_NULL;
}
break;
}
}
return RT_FALSE;
}
return rtgui_view_event_handler(widget, event);
}
/* update fileview */
void rtgui_fileview_update_current(rtgui_fileview_t* fview)
{
rtgui_fileview_item_t *item;
rtgui_rect_t rect, item_rect, image_rect;
rtgui_dc_t *dc;
RT_ASSERT(fview != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(fview);
if(dc == RT_NULL)return;
/* if directory is null, no dispost */
if(fview->items==RT_NULL)return;
rtgui_widget_get_rect(fview, &rect);
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
rect.x2 -= RC_W(fview->sbar->parent.extent);
if((fview->old_item >= fview->first_item) &&
(fview->old_item < fview->first_item+fview->item_per_page) &&
(fview->old_item != fview->now_item))
{
/* these condition dispell blinked when drawed */
/* get old item rect */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += ((fview->old_item-fview->first_item) % fview->item_per_page) * (1 + RTGUI_SEL_H);
item_rect.y2 = item_rect.y1 + (1 + RTGUI_SEL_H);
/* get image rect */
image_rect.x1 = RTGUI_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
/* draw old item */
item = &(fview->items[fview->old_item]);
if(item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect,Black);
item_rect.x1 += RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = item_rect.x1 + rtgui_font_get_string_width(RTGUI_DC_FONT(dc), item->name);
RTGUI_DC_BC(dc) = theme.blankspace;
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_dc_fill_rect(dc,&item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
/* draw current item */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y1 += ((fview->now_item-fview->first_item) % fview->item_per_page) * (1 + RTGUI_SEL_H);
item_rect.y2 = item_rect.y1 + (1 + RTGUI_SEL_H);
/* get image base rect */
image_rect.x1 = RTGUI_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
item = &(fview->items[fview->now_item]);
if(item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect, Black);
if(fview->dlg != RT_NULL)
{
if(fview->dlg->filename != RT_NULL)
{
rt_free(fview->dlg->filename);
fview->dlg->filename = RT_NULL;
}
fview->dlg->filename = rt_strdup(item->name);
}
item_rect.x1 += RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = item_rect.x1 + rtgui_font_get_string_width(RTGUI_DC_FONT(dc), item->name);
{
if(RTGUI_WIDGET_IS_FOCUSED(fview))
{
RTGUI_DC_BC(dc) = DarkBlue;
RTGUI_DC_FC(dc) = theme.blankspace;
}
else
{
RTGUI_DC_BC(dc) = Gray;
RTGUI_DC_FC(dc) = theme.foreground;
}
rtgui_dc_fill_rect(dc, &item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
if(fview->dlg != RT_NULL)
{
if(item->type == RTGUI_FITEM_FILE)
{
if(fview->dlg->tbox_filename != RT_NULL)
{
rtgui_textbox_set_value(fview->dlg->tbox_filename,fview->dlg->filename);
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_textbox_ondraw(fview->dlg->tbox_filename);
}
}
}
rtgui_dc_end_drawing(dc);
}
rt_bool_t calibration_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
switch (event->type)
{
case RTGUI_EVENT_PAINT:
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) break;
/* get rect information */
rtgui_widget_get_rect(widget, &rect);
/* clear whole window */
RTGUI_WIDGET_BACKGROUND(widget) = white;
rtgui_dc_fill_rect(dc, &rect);
/* reset color */
RTGUI_WIDGET_BACKGROUND(widget) = green;
RTGUI_WIDGET_FOREGROUND(widget) = black;
switch (calibration_ptr->step)
{
case CALIBRATION_STEP_LEFTTOP:
rtgui_dc_draw_hline(dc, 0, 2 * CALIBRATION_WIDTH, CALIBRATION_HEIGHT);
rtgui_dc_draw_vline(dc, CALIBRATION_WIDTH, 0, 2 * CALIBRATION_HEIGHT);
RTGUI_WIDGET_FOREGROUND(widget) = red;
rtgui_dc_fill_circle(dc, CALIBRATION_WIDTH, CALIBRATION_HEIGHT, 4);
break;
case CALIBRATION_STEP_RIGHTTOP:
rtgui_dc_draw_hline(dc, calibration_ptr->width - 2 * CALIBRATION_WIDTH,
calibration_ptr->width, CALIBRATION_HEIGHT);
rtgui_dc_draw_vline(dc, calibration_ptr->width - CALIBRATION_WIDTH, 0, 2 * CALIBRATION_HEIGHT);
RTGUI_WIDGET_FOREGROUND(widget) = red;
rtgui_dc_fill_circle(dc, calibration_ptr->width - CALIBRATION_WIDTH, CALIBRATION_HEIGHT, 4);
break;
case CALIBRATION_STEP_LEFTBOTTOM:
rtgui_dc_draw_hline(dc, 0, 2 * CALIBRATION_WIDTH, calibration_ptr->height - CALIBRATION_HEIGHT);
rtgui_dc_draw_vline(dc, CALIBRATION_WIDTH, calibration_ptr->height - 2 * CALIBRATION_HEIGHT, calibration_ptr->height);
RTGUI_WIDGET_FOREGROUND(widget) = red;
rtgui_dc_fill_circle(dc, CALIBRATION_WIDTH, calibration_ptr->height - CALIBRATION_HEIGHT, 4);
break;
case CALIBRATION_STEP_RIGHTBOTTOM:
rtgui_dc_draw_hline(dc, calibration_ptr->width - 2 * CALIBRATION_WIDTH,
calibration_ptr->width, calibration_ptr->height - CALIBRATION_HEIGHT);
rtgui_dc_draw_vline(dc, calibration_ptr->width - CALIBRATION_WIDTH, calibration_ptr->height - 2 * CALIBRATION_HEIGHT, calibration_ptr->height);
RTGUI_WIDGET_FOREGROUND(widget) = red;
rtgui_dc_fill_circle(dc, calibration_ptr->width - CALIBRATION_WIDTH, calibration_ptr->height - CALIBRATION_HEIGHT, 4);
break;
case CALIBRATION_STEP_CENTER:
rtgui_dc_draw_hline(dc, calibration_ptr->width/2 - CALIBRATION_WIDTH, calibration_ptr->width/2 + CALIBRATION_WIDTH, calibration_ptr->height/2);
rtgui_dc_draw_vline(dc, calibration_ptr->width/2, calibration_ptr->height/2 - CALIBRATION_HEIGHT, calibration_ptr->height/2 + CALIBRATION_HEIGHT);
RTGUI_WIDGET_FOREGROUND(widget) = red;
rtgui_dc_fill_circle(dc, calibration_ptr->width/2, calibration_ptr->height/2, 4);
break;
}
rtgui_dc_end_drawing(dc);
}
break;
case RTGUI_EVENT_COMMAND:
{
struct rtgui_event_command* ecmd = (struct rtgui_event_command*)event;
switch (ecmd->command_id)
{
case TOUCH_WIN_UPDATE:
rtgui_widget_update(widget);
break;
case TOUCH_WIN_CLOSE:
rtgui_win_close(RTGUI_WIN(widget));
break;
}
}
return RT_TRUE;
default:
rtgui_win_event_handler(widget, event);
}
return RT_FALSE;
}
void rtgui_theme_draw_scrollbar(struct rtgui_scrollbar* bar)
{
/* draw scroll bar */
struct rtgui_dc* dc;
rtgui_rect_t rect, btn_rect, thum_rect, arrow_rect;
rtgui_color_t bc, fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(&(bar->parent));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(bar), &rect);
/* draw background */
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(bar));
if (!RTGUI_WIDGET_IS_ENABLE(RTGUI_WIDGET(bar)))
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(bar)) = RTGUI_RGB(128, 128, 128);
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(bar));
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(bar)) = white;
rtgui_dc_fill_rect(dc, &rect);
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(bar)) = bc;
if (bar->orient == RTGUI_VERTICAL)
{
btn_rect = rect;
btn_rect.y2 = btn_rect.y1 + (rect.x2 - rect.x1);
/* draw up button */
rtgui_dc_fill_rect(dc, &btn_rect);
if (bar->status & SBS_UPARROW) rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
/* draw arrow */
arrow_rect.x1 = 0; arrow_rect.y1 = 0;
arrow_rect.x2 = 7; arrow_rect.y2 = 4;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect,
RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1,
rtgui_rect_height(arrow_rect), _up_arrow);
/* draw thumb */
if (RTGUI_WIDGET_IS_ENABLE(RTGUI_WIDGET(bar)))
{
rtgui_scrollbar_get_thumb_rect(bar, &thum_rect);
rtgui_dc_fill_rect(dc, &thum_rect);
rtgui_dc_draw_border(dc, &thum_rect, RTGUI_BORDER_RAISE);
}
/* draw down button */
btn_rect.y1 = rect.y2 - (rect.x2 - rect.x1);
btn_rect.y2 = rect.y2;
rtgui_dc_fill_rect(dc, &btn_rect);
if (bar->status & SBS_DOWNARROW) rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
arrow_rect.x1 = 0; arrow_rect.y1 = 0;
arrow_rect.x2 = 7; arrow_rect.y2 = 4;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect,
RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1,
rtgui_rect_height(arrow_rect), _down_arrow);
}
else
{
btn_rect.x1 = rect.x1;
btn_rect.y1 = rect.y1;
btn_rect.x2 = rect.y2;
btn_rect.y2 = rect.y2;
/* draw left button */
rtgui_dc_fill_rect(dc, &btn_rect);
if (bar->status & SBS_LEFTARROW) rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
arrow_rect.x1 = 0; arrow_rect.y1 = 0;
arrow_rect.x2 = 4; arrow_rect.y2 = 7;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect,
RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1,
rtgui_rect_height(arrow_rect), _left_arrow);
/* draw thumb */
if (RTGUI_WIDGET_IS_ENABLE(RTGUI_WIDGET(bar)))
{
rtgui_scrollbar_get_thumb_rect(bar, &thum_rect);
rtgui_dc_fill_rect(dc, &thum_rect);
rtgui_dc_draw_border(dc, &thum_rect, RTGUI_BORDER_RAISE);
}
btn_rect.x1 = rect.x2 - rect.y2;
btn_rect.x2 = rect.x2;
/* draw right button */
rtgui_dc_fill_rect(dc, &btn_rect);
if (bar->status & SBS_RIGHTARROW) rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
arrow_rect.x1 = 0; arrow_rect.y1 = 0;
arrow_rect.x2 = 4; arrow_rect.y2 = 7;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect,
RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1,
rtgui_rect_height(arrow_rect), _right_arrow);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(bar)) = fc;
return;
}
rt_bool_t rtgui_listctrl_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
struct rtgui_listctrl* ctrl = RT_NULL;
ctrl = RTGUI_LISTCTRL(widget);
switch (event->type)
{
case RTGUI_EVENT_PAINT:
_rtgui_listctrl_ondraw(ctrl);
return RT_FALSE;
case RTGUI_EVENT_RESIZE:
{
struct rtgui_event_resize* resize;
resize = (struct rtgui_event_resize*)event;
/* recalculate page items */
ctrl->page_items = resize->h / (2 + rtgui_theme_get_selected_height());
}
break;
case RTGUI_EVENT_MOUSE_BUTTON:
{
rtgui_rect_t rect;
struct rtgui_event_mouse* emouse;
emouse = (struct rtgui_event_mouse*)event;
/* get scrollbar rect */
_rtgui_listctrl_get_scrollbar_rect(ctrl, &rect);
rtgui_widget_rect_to_device(RTGUI_WIDGET(ctrl), &rect);
if (rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK)
{
_rtgui_listctrl_scrollbar_onmouse(ctrl, emouse);
return RT_TRUE;
}
/* calculate selected item */
/* get physical extent information */
_rtgui_listctrl_get_rect(ctrl, &rect);
rtgui_widget_rect_to_device(widget, &rect);
if ((rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK) &&
(ctrl->items_count > 0))
{
rt_uint16_t index;
index = (emouse->y - rect.y1) / (2 + rtgui_theme_get_selected_height());
/* set focus */
rtgui_widget_focus(widget);
{
struct rtgui_rect rect;
struct rtgui_dc* dc;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(ctrl));
if (dc != RT_NULL)
{
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(ctrl), &rect);
/* update focus border */
rect.x2 -= 1; rect.y2 -= 1;
rtgui_dc_end_drawing(dc);
}
}
if ((index < ctrl->page_items) &&
(ctrl->current_item/ctrl->page_items)* ctrl->page_items + index < ctrl->items_count)
{
rt_uint16_t old_item;
old_item = ctrl->current_item;
/* set selected item */
ctrl->current_item = (ctrl->current_item/ctrl->page_items) * ctrl->page_items + index;
if (emouse->button & RTGUI_MOUSE_BUTTON_DOWN)
{
/* down event */
rtgui_listctrl_update_current(ctrl, old_item);
}
else
{
/* up event */
if (ctrl->on_item != RT_NULL)
{
ctrl->on_item(RTGUI_WIDGET(ctrl), RT_NULL);
}
}
}
}
return RT_TRUE;
}
case RTGUI_EVENT_KBD:
{
struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
if ((ekbd->type == RTGUI_KEYDOWN) && (ctrl->items_count > 0))
{
rt_uint16_t old_item;
old_item = ctrl->current_item;
switch (ekbd->key)
{
case RTGUIK_LEFT:
if (ctrl->current_item - ctrl->page_items >= 0)
ctrl->current_item -= ctrl->page_items;
rtgui_listctrl_update_current(ctrl, old_item);
return RT_FALSE;
case RTGUIK_UP:
if (ctrl->current_item > 0)
ctrl->current_item --;
rtgui_listctrl_update_current(ctrl, old_item);
return RT_FALSE;
case RTGUIK_RIGHT:
if (ctrl->current_item + ctrl->page_items < ctrl->items_count - 1)
ctrl->current_item += ctrl->page_items;
else
{
if ((((ctrl->current_item/ctrl->page_items) + 1) * ctrl->page_items) < ctrl->items_count - 1)
ctrl->current_item = ((ctrl->current_item / ctrl->page_items) + 1) * ctrl->page_items;
}
rtgui_listctrl_update_current(ctrl, old_item);
return RT_FALSE;
case RTGUIK_DOWN:
if (ctrl->current_item < ctrl->items_count - 1)
ctrl->current_item ++;
rtgui_listctrl_update_current(ctrl, old_item);
return RT_FALSE;
case RTGUIK_RETURN:
if (ctrl->on_item != RT_NULL)
{
ctrl->on_item(RTGUI_WIDGET(ctrl), RT_NULL);
}
return RT_FALSE;
default:
break;
}
}
}
return RT_FALSE;
}
/* use ctrl event handler */
return rtgui_widget_event_handler(widget, event);
}
void rtgui_theme_draw_radiobutton(struct rtgui_radiobox* radiobox, rt_uint16_t item)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, item_rect;
int item_size, bord_size;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(radiobox));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(radiobox), &rect);
item_size = radiobox->item_size;
/* get board size */
if (radiobox->orient == RTGUI_VERTICAL)
bord_size = item_size;
else
{
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), "H", &item_rect);
bord_size = rtgui_rect_height(item_rect);
}
item_rect = rect;
rtgui_rect_inflate(&item_rect, - bord_size);
if (radiobox->orient == RTGUI_VERTICAL)
{
/* set the first text rect */
item_rect.y1 += item * item_size;
item_rect.y2 = item_rect.y1 + item_size;
/* draw radio */
if (radiobox->item_selection == item)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + (item_size - RADIO_BOX_H) / 2,
RADIO_BOX_H, radio_checked_byte);
}
else
{
item_rect.x2 += 1; item_rect.y2 += 1;
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x2 -= 1; item_rect.y2 -= 1;
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + (item_size - RADIO_BOX_H) / 2,
RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += item_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[item], &item_rect);
}
else
{
item_rect.x1 += item * item_size;
/* set the first text rect */
item_rect.x2 = item_rect.x1 + item_size - 1;
item_rect.y2 = item_rect.y1 + bord_size;
/* draw radio */
if (radiobox->item_selection == item)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_checked_byte);
}
else
{
item_rect.x2 += 1; item_rect.y2 += 1;
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x2 -= 1; item_rect.y2 -= 1;
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += bord_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[item], &item_rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_radiobox(struct rtgui_radiobox* radiobox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, item_rect;
int item_size, bord_size, index;
rtgui_color_t fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(radiobox));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(radiobox), &rect);
rtgui_dc_fill_rect(dc, &rect);
item_size = radiobox->item_size;
/* get board size */
if (radiobox->orient == RTGUI_VERTICAL)
bord_size = item_size;
else
{
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), "H", &item_rect);
bord_size = rtgui_rect_height(item_rect);
}
/* draw box */
rtgui_rect_inflate(&rect, -bord_size/2);
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox));
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = white;
rect.x1 ++; rect.y1 ++; rect.x2 ++; rect.y2 ++;
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = RTGUI_RGB(128, 128, 128);
rect.x1 --; rect.y1 --; rect.x2 --; rect.y2 --;
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = fc;
rtgui_rect_inflate(&rect, bord_size/2);
if (radiobox->text != RT_NULL)
{
struct rtgui_rect text_rect;
/* draw group text */
rtgui_font_get_metrics(RTGUI_DC_FONT(dc), radiobox->text, &text_rect);
rtgui_rect_moveto(&text_rect, rect.x1 + bord_size + 5, rect.y1);
rect.x1 -= 5; rect.x2 += 5;
rtgui_dc_fill_rect(dc, &text_rect);
rect.x1 += 5; rect.x2 -= 5;
rtgui_dc_draw_text(dc, radiobox->text, &text_rect);
}
/* set init item rect */
item_rect = rect;
rtgui_rect_inflate(&item_rect, - bord_size);
if (radiobox->orient == RTGUI_VERTICAL)
{
rt_uint16_t offset;
/* set the first text rect */
item_rect.y2 = item_rect.y1 + item_size;
offset = (item_size - RADIO_BOX_H) / 2;
/* draw each radio button */
for (index = 0; index < radiobox->item_count; index ++)
{
if (item_rect.y2 > rect.y2 - item_size) break;
/* draw radio */
if (radiobox->item_selection == index)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_checked_byte);
}
else
{
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += item_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect);
item_rect.x1 -= item_size + 3;
item_rect.y1 += item_size;
item_rect.y2 += item_size;
}
}
else
{
/* set the first text rect */
item_rect.x2 = item_rect.x1 + item_size;
item_rect.y2 = item_rect.y1 + bord_size;
/* draw each radio button */
for (index = 0; index < radiobox->item_count; index ++)
{
if (item_rect.x2 > rect.x2 - item_size) break;
/* draw radio */
if (radiobox->item_selection == index)
{
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox)))
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_checked_byte);
}
else
{
rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_unchecked_byte);
}
/* draw text */
item_rect.x1 += bord_size + 3;
rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect);
item_rect.x1 -= bord_size + 3;
item_rect.x1 += item_size;
item_rect.x2 += (item_size - 1);
}
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
void rtgui_filelist_view_update_current(struct rtgui_filelist_view *view, rt_uint16_t old_item)
{
struct rtgui_dc *dc;
struct rtgui_file_item *item;
rtgui_rect_t rect, item_rect, image_rect;
if (old_item / view->page_items != view->current_item / view->page_items)
{
/* it's not a same page, update all */
rtgui_widget_update(RTGUI_WIDGET(view));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(view));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
/* get old item rect */
item_rect = rect;
item_rect.y1 += 1;
item_rect.y1 += (old_item % view->page_items) * (1 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (1 + rtgui_theme_get_selected_height());
/* get image rect */
image_rect.x1 = RTGUI_FILELIST_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_FILELIST_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
/* draw old item */
rtgui_dc_fill_rect(dc, &item_rect);
item = &(view->items[old_item]);
if (item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_blit(file_image, dc, &image_rect);
else
rtgui_image_blit(folder_image, dc, &image_rect);
item_rect.x1 += RTGUI_FILELIST_MARGIN + file_image->w + 2;
rtgui_dc_draw_text(dc, item->name, &item_rect);
/* draw current item */
item_rect = rect;
item_rect.y1 += 1;
item_rect.y1 += (view->current_item % view->page_items) * (1 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (1 + rtgui_theme_get_selected_height());
rtgui_theme_draw_selected(dc, &item_rect);
/* get image base rect */
image_rect.x1 = RTGUI_FILELIST_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_FILELIST_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
item = &(view->items[view->current_item]);
if (item->type == RTGUI_FITEM_FILE) /* draw item image */
rtgui_image_blit(file_image, dc, &image_rect);
else
rtgui_image_blit(folder_image, dc, &image_rect);
item_rect.x1 += RTGUI_FILELIST_MARGIN + file_image->w + 2;
rtgui_dc_draw_text(dc, item->name, &item_rect);
if(view->on_changed!=RT_NULL)
{
view->on_changed(RTGUI_OBJECT(view),RT_NULL);
}
rtgui_dc_end_drawing(dc);
}
/*
* Device Information View
* Device: Win32 or Cortex-M3 etc
* Memory:
* Thread:
* IP Address:
* Gateway:
* DNS:
*/
static rt_bool_t view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
switch (event->type)
{
case RTGUI_EVENT_PAINT:
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
char* line;
rt_uint32_t total, used, max_used;
line = rtgui_malloc(256);
if (line == RT_NULL) return RT_FALSE;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL)
{
rtgui_free(line);
return RT_FALSE;
}
rtgui_widget_get_rect(widget, &rect);
/* fill background */
rtgui_dc_fill_rect(dc, &rect);
rect.y2 = rect.y1 + 18;
{
rt_uint32_t dev_index, rev_index;
dev_index = DBGMCU_GetDEVID();
dev_index = (dev_index - 0x410)/2;
rev_index = DBGMCU_GetREVID();
switch (rev_index)
{
case 0x1000:
case 0x0000:
rev_index = 0; /* Revision A */
break;
case 0x1001:
case 0x2001:
rev_index = 3; /* Revision Z */
break;
case 0x2000:
rev_index = 1; /* Revision B */
break;
case 0x2002:
rev_index = 2; /* Revision Y */
break;
default:
rev_index = 4; /* Unknown */
break;
};
/* check device index */
if (dev_index > 4) dev_index = 3;
/* draw each information */
sprintf(line, "设备: %s %s",
stm32_devname[dev_index],
stm32_revname[rev_index]);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
}
rt_memory_info(&total, &used, &max_used);
sprintf(line, "内存: 当前使用 %d 字节", used);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
{
rt_uint16_t rect_width;
rtgui_color_t saved;
rtgui_rect_t mem_rect = rect;
rtgui_rect_inflate(&mem_rect, -2);
rtgui_dc_draw_rect(dc, &mem_rect);
rtgui_rect_inflate(&mem_rect, -1);
rect_width = rtgui_rect_width(mem_rect);
saved = RTGUI_WIDGET_BACKGROUND(widget);
RTGUI_WIDGET_BACKGROUND(widget) = light_grey;
mem_rect.x2 = mem_rect.x1 + (max_used * rect_width / total);
rtgui_dc_fill_rect(dc, &mem_rect);
RTGUI_WIDGET_BACKGROUND(widget) = blue;
mem_rect.x2 = mem_rect.x1 + (used * rect_width / total);
rtgui_dc_fill_rect(dc, &mem_rect);
/* restore color */
RTGUI_WIDGET_BACKGROUND(widget) = saved;
}
rect.y1 += 18; rect.y2 += 18;
sprintf(line, "线程数: %d", get_thread_cnt());
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
#ifdef RT_USING_LWIP
{
struct ip_addr ip_addr;
struct _ip_addr
{
rt_uint8_t addr0, addr1, addr2, addr3;
} *addr;
addr = (struct _ip_addr*)&netif_default->ip_addr.addr;
sprintf(line, "IP地址 : %d.%d.%d.%d", addr->addr0, addr->addr1, addr->addr2, addr->addr3);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
addr = (struct _ip_addr*)&netif_default->gw.addr;
sprintf(line, "网关地址: %d.%d.%d.%d", addr->addr0, addr->addr1, addr->addr2, addr->addr3);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
addr = (struct _ip_addr*)&netif_default->netmask.addr;
sprintf(line, "网络掩码: %d.%d.%d.%d", addr->addr0, addr->addr1, addr->addr2, addr->addr3);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
#if LWIP_DNS
ip_addr = dns_getserver(0);
addr = (struct _ip_addr*)&ip_addr;
sprintf(line, "DNS地址 : %d.%d.%d.%d", addr->addr0, addr->addr1, addr->addr2, addr->addr3);
rtgui_dc_draw_text(dc, line, &rect); rect.y1 += 16; rect.y2 += 16;
#endif
}
#endif
rtgui_dc_end_drawing(dc);
rtgui_free(line);
return RT_FALSE;
}
case RTGUI_EVENT_KBD:
{
struct rtgui_event_kbd* ekbd;
ekbd = (struct rtgui_event_kbd*)event;
if (ekbd->type == RTGUI_KEYDOWN && ekbd->key == RTGUIK_RETURN)
{
rtgui_workbench_t* workbench;
workbench = RTGUI_WORKBENCH(RTGUI_WIDGET(device_view)->parent);
rtgui_workbench_remove_view(workbench, device_view);
rtgui_view_destroy(device_view);
device_view = RT_NULL;
}
}
return RT_FALSE;
}
/* use parent event handler */
return rtgui_view_event_handler(widget, event);
}
static void snake_draw(struct rtgui_widget *widget)
{
struct rtgui_dc *dc;
struct rtgui_rect rect;
rt_uint32_t i;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL)
{
rt_kprintf("dc == RT_NULL\r\n");
return;
}
/* get room size, run once frist. */
if ((room_size_x == 0) || (room_size_y == 0))
{
rt_size_t tmp;
rtgui_widget_get_rect(widget, &rect);
rt_kprintf("rect => x1:%d x2:%d, y1:%d y2:%d\r\n", rect.x1, rect.x2, rect.y1, rect.y2);
room_size_x = rect.x2 - rect.x1;
room_size_y = rect.y2 - rect.y1;
memcpy(&room_rect, &rect, sizeof(struct rtgui_rect));
rt_kprintf("room_rect => x1:%d x2:%d, y1:%d y2:%d\r\n",
room_rect.x1, room_rect.x2,
room_rect.y1, room_rect.y2);
lattice_size_x = (room_rect.x2 - room_rect.x1) / LATTICE_SIZE;
lattice_size_y = (room_rect.y2 - room_rect.y1) / LATTICE_SIZE;
lattice_size_x -= 2;
lattice_size_y -= 2;
rt_kprintf("lattice_size_x:%d lattice_size_y:%d\r\n",
lattice_size_x,
lattice_size_y);
tmp = (room_rect.x2 - room_rect.x1) - (LATTICE_SIZE * lattice_size_x);
lattice_rect.x1 = room_rect.x1 + (tmp / 2);
lattice_rect.x2 = lattice_rect.x1 + (LATTICE_SIZE * lattice_size_x);
tmp = (room_rect.y2 - room_rect.y1) - (LATTICE_SIZE * lattice_size_y);
lattice_rect.y1 = room_rect.y1 + (tmp / 2);
lattice_rect.y2 = lattice_rect.y1 + (LATTICE_SIZE * lattice_size_y);
rt_kprintf("lattice_rect => x1:%d x2:%d, y1:%d y2:%d\r\n",
lattice_rect.x1, lattice_rect.x2,
lattice_rect.y1, lattice_rect.y2);
/* create snake. */
{
point_t start;
map = map_init(lattice_size_x, lattice_size_y);
if (map != RT_NULL)
{
start.x = snake_init_pointx;
start.y = snake_init_pointy;
run_state = SNAKE_DIR_DOWN;
if (snake_init(&start, snake_length_init, run_state, map))
{
food_num = 1;
food_init(map, food_num);
}
else
{
map_deinit(map);
map = RT_NULL;
}
}
}
}
RTGUI_DC_BC(dc) = BACKGROUND_COLOR;
rtgui_dc_fill_rect(dc, &room_rect);
memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
rect.x2 += 1;
rect.y2 += 1;
RTGUI_DC_FC(dc) = WALL_COLOR;
rtgui_dc_draw_rect(dc, &rect);
for (i = 1; i < lattice_size_y; i++)
{
memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
rect.x1 += 1;
rect.x2 -= 1;
rtgui_dc_draw_horizontal_line(dc, rect.x1, rect.x2,
rect.y1 + (LATTICE_SIZE * i));
}
for (i = 1; i < lattice_size_x; i++)
{
memcpy(&rect, &lattice_rect, sizeof(struct rtgui_rect));
rect.y1 += 1;
rect.y2 -= 1;
rtgui_dc_draw_vertical_line(dc, rect.x1 + (LATTICE_SIZE * i),
rect.y1, rect.y2);
}
/* draw snake. */
{
rt_int32_t x, y;
rt_bool_t first_node = RT_TRUE;
for (y = 0; y < map->height; y++)
{
for (x = 0; x < map->width; x++)
{
switch (map->range[y * map->width + x])
{
case NORMAL:
break;
case FOOD:
snake_fill_lattice(dc, x, y, FOOD_COLOR);
break;
case OVER:
if (first_node)
{
first_node = RT_FALSE;
second_node.x = x;
second_node.y = y;
snake_fill_lattice(dc, x, y, SNAKE_HEAD_COLOR);
}
else
{
snake_fill_lattice(dc, x, y, SNAKE_COLOR);
}
break;
}
}
}
}
rtgui_dc_end_drawing(dc);
return;
}
void rtgui_filelist_view_ondraw(struct rtgui_filelist_view *view)
{
struct rtgui_dc *dc;
rt_uint16_t page_index, index;
struct rtgui_file_item *item;
struct rtgui_rect rect, item_rect, image_rect;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(view));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
rtgui_dc_fill_rect(dc, &rect);
/* get item base rect */
item_rect = rect;
item_rect.y1 += 1;
item_rect.y2 = item_rect.y1 + (1 + rtgui_theme_get_selected_height());
/* get image base rect */
image_rect.x1 = RTGUI_FILELIST_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_FILELIST_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
/* get current page */
page_index = (view->current_item / view->page_items) * view->page_items;
for (index = 0; index < view->page_items; index ++)
{
if (page_index + index >= view->items_count) break;
item = &(view->items[page_index + index]);
if (page_index + index == view->current_item)
{
rtgui_theme_draw_selected(dc, &item_rect);
}
else
{
/* draw background */
rtgui_dc_fill_rect(dc, &item_rect);
}
/* draw item */
if (item->type == RTGUI_FITEM_FILE)
rtgui_image_blit(file_image, dc, &image_rect);
else
rtgui_image_blit(folder_image, dc, &image_rect);
/* draw text */
item_rect.x1 += RTGUI_FILELIST_MARGIN + file_image->w + 2;
rtgui_dc_draw_text(dc, item->name, &item_rect);
item_rect.x1 -= RTGUI_FILELIST_MARGIN + file_image->w + 2;
/* move to next item position */
item_rect.y1 += (rtgui_theme_get_selected_height() + 1);
item_rect.y2 += (rtgui_theme_get_selected_height() + 1);
image_rect.y1 += (rtgui_theme_get_selected_height() + 1);
image_rect.y2 += (rtgui_theme_get_selected_height() + 1);
}
rtgui_dc_end_drawing(dc);
}
rt_bool_t rtgui_listbox_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
struct rtgui_listbox* box = RT_NULL;
box = RTGUI_LISTBOX(widget);
switch (event->type)
{
case RTGUI_EVENT_PAINT:
rtgui_listbox_ondraw(box);
return RT_FALSE;
case RTGUI_EVENT_RESIZE:
{
struct rtgui_event_resize* resize;
resize = (struct rtgui_event_resize*)event;
/* recalculate page items */
box->page_items = resize->h / (2 + rtgui_theme_get_selected_height());
}
break;
case RTGUI_EVENT_MOUSE_BUTTON:
{
rtgui_rect_t rect;
struct rtgui_event_mouse* emouse;
emouse = (struct rtgui_event_mouse*)event;
/* calculate selected item */
/* get physical extent information */
rtgui_widget_get_rect(widget, &rect);
rtgui_widget_rect_to_device(widget, &rect);
if ((rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK) && (box->items_count > 0))
{
rt_uint16_t index;
index = (emouse->y - rect.y1) / (2 + rtgui_theme_get_selected_height());
/* set focus */
rtgui_widget_focus(widget);
{
struct rtgui_rect rect;
struct rtgui_dc* dc;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc != RT_NULL)
{
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
/* update focus border */
rect.x2 -= 1; rect.y2 -= 1;
/* draw focused border */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(box)))
rtgui_dc_draw_focus_rect(dc, &rect);
rtgui_dc_end_drawing(dc);
}
}
if ((index < box->items_count) && (index < box->page_items))
{
rt_uint16_t old_item;
old_item = box->current_item;
/* set selected item */
box->current_item = (box->current_item/box->page_items) * box->page_items + index;
if (emouse->button & RTGUI_MOUSE_BUTTON_DOWN)
{
/* down event */
rtgui_listbox_update_current(box, old_item);
}
else
{
/* up event */
if (box->on_item != RT_NULL)
{
box->on_item(RTGUI_WIDGET(box), RT_NULL);
}
}
}
}
return RT_TRUE;
}
case RTGUI_EVENT_KBD:
{
struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
if ((ekbd->type == RTGUI_KEYDOWN) && (box->items_count > 0))
{
rt_uint16_t old_item;
old_item = box->current_item;
switch (ekbd->key)
{
case RTGUIK_LEFT:
if (box->current_item - box->page_items >= 0)
box->current_item -= box->page_items;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_UP:
if (box->current_item > 0)
box->current_item --;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_RIGHT:
if (box->current_item + box->page_items < box->items_count - 1)
box->current_item += box->page_items;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_DOWN:
if (box->current_item < box->items_count - 1)
box->current_item ++;
rtgui_listbox_update_current(box, old_item);
return RT_FALSE;
case RTGUIK_RETURN:
if (box->on_item != RT_NULL)
{
box->on_item(RTGUI_WIDGET(box), RT_NULL);
}
return RT_FALSE;
default:
break;
}
}
}
return RT_FALSE;
}
/* use box event handler */
return rtgui_widget_event_handler(widget, event);
}
void rtgui_listbox_update_current(struct rtgui_listbox* box, rt_uint16_t old_item)
{
struct rtgui_dc* dc;
const struct rtgui_listbox_item* item;
rtgui_rect_t rect, item_rect;
if (old_item/box->page_items != box->current_item/box->page_items)
{
/* it's not a same page, update all */
rtgui_widget_update(RTGUI_WIDGET(box));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
rect.x2 -= 1; rect.y2 -= 1;
item_rect = rect;
/* get old item's rect */
item_rect.x1 += 1; item_rect.x2 -= 1;
item_rect.y1 += 2;
item_rect.y1 += (old_item % box->page_items) * (2 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
/* draw old item */
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x1 += LIST_MARGIN;
item = &(box->items[old_item]);
if (item->image != RT_NULL)
{
rtgui_image_blit(item->image, dc, &item_rect);
item_rect.x1 += item->image->w + 2;
}
rtgui_dc_draw_text(dc, item->name, &item_rect);
/* draw current item */
item_rect = rect;
/* get current item's rect */
item_rect.x1 += 1; item_rect.x2 -= 1;
item_rect.y1 += 2;
item_rect.y1 += (box->current_item % box->page_items) * (2 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
/* draw current item */
rtgui_theme_draw_selected(dc, &item_rect);
item_rect.x1 += LIST_MARGIN;
item = &(box->items[box->current_item]);
if (item->image != RT_NULL)
{
rtgui_image_blit(item->image, dc, &item_rect);
item_rect.x1 += (item->image->w + 2);
}
rtgui_dc_draw_text(dc, item->name, &item_rect);
rtgui_dc_end_drawing(dc);
}
rt_bool_t rtgui_digtube_event_handler(struct rtgui_object *object, struct rtgui_event *event)
{
struct rtgui_digtube *digtube;
struct rtgui_dc *dc;
rtgui_rect_t rect;
rtgui_rect_t text_rect;
rtgui_color_t color = 0;
char * disbuf;
char tempbuf[8];
int i;
RTGUI_WIDGET_EVENT_HANDLER_PREPARE
digtube = RTGUI_DIGTUBE(object);
switch (event->type)
{
case RTGUI_EVENT_PAINT:
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(object));
if (dc == RT_NULL)
break;
rtgui_widget_get_rect(RTGUI_WIDGET(object), &rect);
rtgui_dc_fill_rect(dc, &rect);
if (! (digtube->tube_style & RTGUI_DIGTUBE_STYLE_NOBACKFONT))
{
color = RTGUI_DC_BC(dc);
RTGUI_DC_BC(dc) = digtube->digit_bc;
}
if (digtube->tube_style & RTGUI_DIGTUBE_STYLE_DISCODES)
disbuf = (char *) (digtube->value);
else
{
const char * format =
digtube->tube_style & RTGUI_DIGTUBE_STYLE_DISHEXNUM ?
"%7x" : "%7d";
disbuf = &tempbuf[0];
rt_snprintf(disbuf, 8, format, digtube->value);
/* */
for (i=0; i<7; i++)
{
if (disbuf[i] == ' ')
disbuf[i] = 0;
else
{
disbuf[i] = (disbuf[i] >= '0' && disbuf[i] <= '9') ? disbuf[i] - '0':
disbuf[i] - 'a' + 10;
disbuf[i] = digtube_code_table[disbuf[i]];
}
}
disbuf = tempbuf + 7 - digtube->tube_count;
}
text_rect.x1 = 0;
text_rect.y1 = 0;
text_rect.x2 = (digtube->digit_width + digtube->digit_space) * digtube->tube_count
-digtube->digit_space;
text_rect.y2 = digtube->digit_hight;
rtgui_rect_moveto_align(&rect, &text_rect, RTGUI_DC_TEXTALIGN(dc));
for (i=0; i<digtube->tube_count; i++)
{
rtgui_dc_draw_digitfont_code(dc, &digtube->digitfont, &text_rect, disbuf[i]);
text_rect.x1 += digtube->digit_width + digtube->digit_space;
}
if (! (digtube->tube_style & RTGUI_DIGTUBE_STYLE_NOBACKFONT))
RTGUI_DC_BC(dc) = color;
rtgui_dc_end_drawing(dc);
break;
default:
return rtgui_widget_event_handler(object, event);
}
return RT_FALSE;
}
void rtgui_theme_draw_textbox(rtgui_textbox_t* box)
{
/* draw button */
struct rtgui_dc* dc;
struct rtgui_rect rect;
rtgui_color_t fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box));
/* fill widget rect with white color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = white;
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box)) = RTGUI_RGB(123, 158, 189);
rtgui_dc_draw_rect(dc, &rect);
/* draw text */
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box)) = fc;
if (box->text != RT_NULL)
{
rect.x1 += RTGUI_TEXTBOX_MARGIN;
if (box->flag & RTGUI_TEXTBOX_MASK)
{
/* draw '*' */
rt_size_t len = rt_strlen(box->text);
if (len > 0)
{
char *text_mask = rtgui_malloc(len + 1);
rt_memset(text_mask, '*', len + 1);
text_mask[len] = 0;
rtgui_dc_draw_text(dc, text_mask, &rect);
rt_free(text_mask);
}
}
else
{
rtgui_dc_draw_text(dc, box->text, &rect);
}
/* draw caret */
if (box->flag & RTGUI_TEXTBOX_CARET_SHOW)
{
rect.x1 += box->position * box->font_width;
rect.x2 = rect.x1 + box->font_width;
rect.y2 -= 2;
rect.y1 = rect.y2 - 3;
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = black;
rtgui_dc_fill_rect(dc, &rect);
}
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
rt_bool_t rtgui_workbench_event_handler(rtgui_widget_t* widget, rtgui_event_t* event)
{
struct rtgui_workbench* workbench = (struct rtgui_workbench*)widget;
switch (event->type)
{
case RTGUI_EVENT_PANEL_DETACH:
RTGUI_WIDGET_HIDE(RTGUI_WIDGET(workbench));
RTGUI_TOPLEVEL(workbench)->server = RT_NULL;
return RT_TRUE;
case RTGUI_EVENT_PANEL_SHOW:
/* show workbench in server */
rtgui_workbench_show(workbench);
break;
case RTGUI_EVENT_PANEL_HIDE:
/* hide widget */
RTGUI_WIDGET_HIDE(widget);
break;
case RTGUI_EVENT_MOUSE_MOTION:
{
struct rtgui_event_mouse* emouse = (struct rtgui_event_mouse*)event;
struct rtgui_toplevel* top = RTGUI_TOPLEVEL(emouse->wid);
/* check the destination window */
if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL)
{
RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event);
}
else
{
/* let viewer to handle it */
rtgui_view_t* view = workbench->current_view;
if (view != RT_NULL &&
RTGUI_WIDGET(view)->event_handler != RT_NULL)
{
RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event);
}
}
}
break;
case RTGUI_EVENT_MOUSE_BUTTON:
{
struct rtgui_event_mouse* emouse = (struct rtgui_event_mouse*)event;
struct rtgui_toplevel* top = RTGUI_TOPLEVEL(emouse->wid);
/* check the destination window */
if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL)
{
RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event);
}
else
{
if (RTGUI_WORKBENCH_IS_MODAL_MODE(workbench))
{
/* let modal widget to handle it */
if (workbench->modal_widget != RT_NULL &&
workbench->modal_widget->event_handler != RT_NULL)
{
workbench->modal_widget->event_handler(workbench->modal_widget, event);
}
}
else
{
/* let viewer to handle it */
rtgui_view_t* view = workbench->current_view;
if (view != RT_NULL &&
RTGUI_WIDGET(view)->event_handler != RT_NULL)
{
RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event);
}
}
}
}
break;
case RTGUI_EVENT_KBD:
{
struct rtgui_event_kbd* kbd = (struct rtgui_event_kbd*)event;
struct rtgui_toplevel* top = RTGUI_TOPLEVEL(kbd->wid);
/* check the destination window */
if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL)
{
RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event);
}
else
{
if (RTGUI_WORKBENCH_IS_MODAL_MODE(workbench))
{
/* let modal widget to handle it */
if (workbench->modal_widget != RT_NULL &&
workbench->modal_widget->event_handler != RT_NULL)
{
workbench->modal_widget->event_handler(workbench->modal_widget, event);
}
}
else
{
if (RTGUI_CONTAINER(widget)->focused == widget)
{
/* set focused widget to the current view */
if (workbench->current_view != RT_NULL)
rtgui_widget_focus(RTGUI_WIDGET(RTGUI_CONTAINER(workbench->current_view)->focused));
}
return rtgui_toplevel_event_handler(widget, event);
}
}
}
break;
case RTGUI_EVENT_PAINT:
{
struct rtgui_event_paint* epaint = (struct rtgui_event_paint*)event;
struct rtgui_toplevel* top = RTGUI_TOPLEVEL(epaint->wid);
/* check the destination window */
if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL)
{
RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event);
}
else
{
rtgui_view_t* view;
/* un-hide workbench */
RTGUI_WIDGET_UNHIDE(widget);
/* paint a view */
view = workbench->current_view;
if (view != RT_NULL)
{
/* remake a paint event */
RTGUI_EVENT_PAINT_INIT(epaint);
epaint->wid = RT_NULL;
/* send this event to the view */
if (RTGUI_WIDGET(view)->event_handler != RT_NULL)
{
RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event);
}
}
else
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
dc = rtgui_dc_begin_drawing(widget);
rtgui_widget_get_rect(widget, &rect);
rtgui_dc_fill_rect(dc, &rect);
rtgui_dc_end_drawing(dc);
}
}
}
break;
case RTGUI_EVENT_CLIP_INFO:
{
struct rtgui_event_clip_info* eclip = (struct rtgui_event_clip_info*)event;
struct rtgui_widget* dest_widget = RTGUI_WIDGET(eclip->wid);
if (dest_widget != RT_NULL && dest_widget->event_handler != RT_NULL)
{
dest_widget->event_handler(dest_widget, event);
}
else
{
return rtgui_toplevel_event_handler(widget, event);
}
}
break;
case RTGUI_EVENT_WIN_CLOSE:
case RTGUI_EVENT_WIN_ACTIVATE:
case RTGUI_EVENT_WIN_DEACTIVATE:
{
struct rtgui_event_win* wevent = (struct rtgui_event_win*)event;
struct rtgui_widget* dest_widget = RTGUI_WIDGET(wevent->wid);
if (dest_widget != RT_NULL && dest_widget->event_handler != RT_NULL)
{
dest_widget->event_handler(dest_widget, event);
}
}
break;
case RTGUI_EVENT_WIN_MOVE:
{
struct rtgui_event_win_move* wevent = (struct rtgui_event_win_move*)event;
struct rtgui_toplevel* top = RTGUI_TOPLEVEL(wevent->wid);
if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL)
{
RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event);
}
}
break;
default:
return rtgui_toplevel_event_handler(widget, event);
}
return RT_TRUE;
}
void rtgui_theme_draw_checkbox(struct rtgui_checkbox* checkbox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, box_rect;
rtgui_color_t bc, fc;
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox));
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox));
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(checkbox));
if (dc == RT_NULL) return;
/* get rect */
rtgui_widget_get_rect(RTGUI_WIDGET(checkbox), &rect);
/* fill rect */
rtgui_dc_fill_rect(dc, &rect);
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(checkbox)))
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = black;
/* draw focused border */
rtgui_rect_inflate(&rect, -1);
rtgui_dc_draw_focus_rect(dc, &rect);
rtgui_rect_inflate(&rect, 1);
}
/* draw check box */
box_rect.x1 = 0;
box_rect.y1 = 0;
box_rect.x2 = CHECK_BOX_W;
box_rect.y2 = CHECK_BOX_H;
rtgui_rect_moveto_align(&rect, &box_rect, RTGUI_ALIGN_CENTER_VERTICAL);
box_rect.x1 += 2; box_rect.x2 += 2;
rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_BOX);
rtgui_rect_inflate(&box_rect, -1);
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(247, 247, 246);
rtgui_dc_fill_rect(dc, &box_rect);
if (checkbox->status_down == RTGUI_CHECKBOX_STATUS_CHECKED)
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(33, 161, 33);
rtgui_dc_draw_byte(dc, box_rect.x1 + 2, box_rect.y1 + 2, 7, checked_byte);
}
/* restore saved color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = bc;
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = fc;
/* draw text */
rect.x1 += rtgui_rect_height(rect) - 4 + 5;
rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(checkbox)), &rect);
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
/* local area update */
void rtgui_edit_update(struct rtgui_edit *edit)
{
rt_uint32_t i,cpy_len=0,prev_len;
rtgui_rect_t rect, r;
struct rtgui_dc *dc;
char *src;
RT_ASSERT(edit != RT_NULL);
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(edit));
if(dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(edit), &rect);
rtgui_rect_inflate(&rect, -(edit->margin + RTGUI_WIDGET_BORDER_SIZE(edit)));
if(edit->update_buf == RT_NULL)
{ /* try again allocate */
edit->update_buf = rtgui_malloc(edit->col_per_page+1);
}
prev_len = edit->col_per_page;
for(i=edit->update.start.y; i<=edit->update.end.y; i++)
{
struct edit_line *line = rtgui_edit_get_line_by_index(edit, edit->upleft.y + i);
if(i > edit->upleft.y+edit->row_per_page) break;
if(line == RT_NULL)
{ /* when use "RTGUIK_BACKSPACE" backspace forward,
* the last line is blank, that only fill background. */
r.x1 = rect.x1;
r.x2 = rect.x1 + prev_len * edit->font_width;
r.y1 = rect.y1 + i * edit->font_height;
r.y2 = r.y1 + edit->font_height;
if(r.x2 > rect.x2) r.x2 = rect.x2;
if(r.y2 > rect.y2) r.y2 = rect.y2;
rtgui_dc_fill_rect(dc, &r);
break;
}
if(edit->update.start.y == edit->update.end.y)
{
r.x1 = rect.x1 + edit->update.start.x * edit->font_width;
r.x2 = rect.x1 + edit->update.end.x * edit->font_width;
r.y1 = rect.y1 + i * edit->font_height;
r.y2 = r.y1 + edit->font_height;
cpy_len = edit->update.end.x - edit->update.start.x;
src = line->text + edit->update.start.x + edit->upleft.x;
}
else
{
if(i == edit->update.start.y)
{
r.x1 = rect.x1 + edit->update.start.x * edit->font_width;
r.x2 = rect.x2;
r.y1 = rect.y1 + i * edit->font_height;
r.y2 = r.y1 + edit->font_height;
cpy_len = line->len - edit->update.start.x - edit->upleft.x;
if(cpy_len > (edit->col_per_page-edit->update.start.x))
cpy_len = edit->col_per_page-edit->update.start.x;
src = line->text + edit->update.start.x + edit->upleft.x;
}
else if(i == edit->update.end.y)
{
r.x1 = rect.x1;
r.x2 = rect.x1 + edit->update.end.x * edit->font_width;
cpy_len = edit->update.end.x;
r.y1 = rect.y1 + i * edit->font_height;
r.y2 = r.y1 + edit->font_height;
src = line->text + edit->upleft.x;
}
else
{
r.x1 = rect.x1;
r.x2 = rect.x2;
r.y1 = rect.y1 + i * edit->font_height;
r.y2 = r.y1 + edit->font_height;
cpy_len = line->len - edit->upleft.x;
if(cpy_len > edit->col_per_page)
cpy_len = edit->col_per_page;
src = line->text + edit->upleft.x;
}
}
if(r.y1 > rect.y2) break;
if(r.x2 > rect.x2) r.x2 = rect.x2;
if(r.y2 > rect.y2) r.y2 = rect.y2;
rt_memcpy(edit->update_buf, src, cpy_len);
*(edit->update_buf + cpy_len) = '\0';
rtgui_dc_fill_rect(dc, &r);
rtgui_dc_draw_text(dc, edit->update_buf, &r);
prev_len = line->len;
}
rtgui_dc_end_drawing(dc);
}
/* window drawing */
void rtgui_theme_draw_win(struct rtgui_topwin* win)
{
struct rtgui_dc* dc;
rtgui_rect_t rect;
if (win->title == RT_NULL) return; /* no title and no board */
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(win->title));
if (dc == RT_NULL) return;
/* get rect */
rtgui_widget_get_rect(RTGUI_WIDGET(win->title), &rect);
/* draw border */
if (win->flag & WINTITLE_BORDER)
{
rect.x2 -= 1; rect.y2 -= 1;
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(212, 208, 200);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = white;
rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2 - 1, rect.y1 + 1);
rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1 + 1, rect.y2 - 1);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(128, 128, 128);
rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2 - 1, rect.y2 - 1);
rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(64, 64, 64);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y2);
rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2);
/* shrink border */
rtgui_rect_inflate(&rect, -WINTITLE_BORDER_SIZE);
}
/* draw title */
if (!(win->flag & WINTITLE_NO))
{
rt_uint32_t index;
float r, g, b, delta;
if (win->flag & WINTITLE_ACTIVATE)
{
r = 10; g = 36; b = 106;
delta = 150 / (float)(rect.x2 - rect.x1);
}
else
{
r = 128; g = 128; b = 128;
delta = 64 / (float)(rect.x2 - rect.x1);
}
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(r, g, b);
for (index = rect.x1; index < rect.x2 + 1; index ++)
{
rtgui_dc_draw_vline(dc, index, rect.y1, rect.y2);
r += delta; g += delta; b += delta;
}
if (win->flag & WINTITLE_ACTIVATE)
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = white;
}
else
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(212, 208, 200);
}
rect.x1 += 4;
rect.y1 += 2; rect.y2 = rect.y1 + WINTITLE_CB_HEIGHT;
rtgui_dc_draw_text(dc, rtgui_wintitle_get_title(win->title), &rect);
if (win->flag & WINTITLE_CLOSEBOX)
{
/* get close button rect */
rtgui_rect_t box_rect = {0, 0, WINTITLE_CB_WIDTH, WINTITLE_CB_HEIGHT};
rtgui_rect_moveto_align(&rect, &box_rect, RTGUI_ALIGN_CENTER_VERTICAL | RTGUI_ALIGN_RIGHT);
box_rect.x1 -= 3; box_rect.x2 -= 3;
rtgui_dc_fill_rect(dc, &box_rect);
/* draw close box */
if (win->flag & WINTITLE_CB_PRESSED)
{
rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_SUNKEN);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = red;
rtgui_dc_draw_word(dc, box_rect.x1, box_rect.y1 + 6, 7, close_byte);
}
else
{
rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_RAISE);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = black;
rtgui_dc_draw_word(dc, box_rect.x1 - 1, box_rect.y1 + 5, 7, close_byte);
}
}
}
rtgui_dc_end_drawing(dc);
}
void rtgui_edit_ondraw(struct rtgui_edit *edit)
{
rtgui_rect_t rect, r;
struct rtgui_dc *dc;
#ifdef RTGUI_EDIT_USING_SCROLL
int hscroll_flag=0;
int vscroll_flag=0;
#endif
RT_ASSERT(edit != RT_NULL);
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(edit));
if(dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(edit), &rect);
rtgui_rect_inflate(&rect, -RTGUI_WIDGET_BORDER_SIZE(edit));
/* fill widget rect with edit background color */
RTGUI_DC_BC(dc) = RTGUI_WIDGET_BC(edit);
rtgui_dc_fill_rect(dc, &rect);
rtgui_rect_inflate(&rect, RTGUI_WIDGET_BORDER_SIZE(edit));
/* draw border */
rtgui_dc_draw_border(dc, &rect, RTGUI_WIDGET_BORDER_STYLE(edit));
rtgui_rect_inflate(&rect, -(edit->margin + RTGUI_WIDGET_BORDER_SIZE(edit)));
#ifdef RTGUI_EDIT_USING_SCROLL
if(edit->vscroll && !RTGUI_WIDGET_IS_HIDE(edit->vscroll))
{
rect.x2 = rect.x2 - rtgui_rect_width(edit->vscroll->parent.extent);
}
if(edit->hscroll && !RTGUI_WIDGET_IS_HIDE(edit->hscroll))
{
rect.y2 = rect.y2 - rtgui_rect_height(edit->hscroll->parent.extent);
}
#endif
r = rect;
/* draw text */
if(edit->head != RT_NULL)
{
struct edit_line *line = edit->first_line;
int num=0;
rect.y2 = rect.y1 + edit->item_height;
while(line)
{
rt_uint32_t tmp_pos=0, ofs;
char *str = line->text+edit->upleft.x;
if(edit->upleft.x < line->len)
{
rtgui_point_t p = edit->visual;
edit->visual.x = 0;
identify_double_byte(edit, line, EDIT_IDENT_DIR_LEFT, &tmp_pos);
ofs = tmp_pos % 2;
if(ofs == 1)
{
char dbl_bmp[3];
rtgui_point_t pot = {0};
rtgui_rect_t r = {0};
pot.x = edit->font_width;
r.x2 = edit->font_width*2;
r.y2 = edit->font_height;
dbl_bmp[0] = *(str-1);
dbl_bmp[1] = *str;
dbl_bmp[2] = '\0';
RTGUI_DC_BC(edit->dbl_buf) = RTGUI_WIDGET_BC(edit);
rtgui_dc_fill_rect(edit->dbl_buf, &r);
RTGUI_DC_FC(edit->dbl_buf) = RTGUI_WIDGET_FC(edit);
rtgui_dc_draw_text(edit->dbl_buf, dbl_bmp, &r);
rtgui_dc_blit(edit->dbl_buf, pot.x, pot.y, dc, rect.x1, rect.y1,
edit->font_width, edit->font_height);
}
rect.x1 += ofs * edit->font_width;
rtgui_dc_draw_text(dc, line->text+edit->upleft.x+ofs, &rect);
rect.x1 -= ofs * edit->font_width;
edit->visual = p;
}
line = line->next;
rect.y1 += edit->item_height;
if((rect.y1 + edit->item_height) < r.y2)
rect.y2 = rect.y1 + edit->item_height;
else
rect.y2 = r.y2;
if(num++ >= edit->row_per_page)
break;
}
}
#ifdef RTGUI_EDIT_USING_SCROLL
if(edit->hscroll && !RTGUI_WIDGET_IS_HIDE(edit->hscroll))
{
hscroll_flag = 1;
rtgui_scrollbar_ondraw(edit->hscroll);
}
if(edit->vscroll && !RTGUI_WIDGET_IS_HIDE(edit->vscroll))
{
vscroll_flag = 1;
rtgui_scrollbar_ondraw(edit->vscroll);
}
if(hscroll_flag && vscroll_flag)
{
rtgui_color_t _bc;
rtgui_widget_get_rect(RTGUI_WIDGET(edit), &rect);
rect.x1 = rect.x2-RTGUI_WIDGET_BORDER_SIZE(edit);
rect.y1 = rect.y2-RTGUI_WIDGET_BORDER_SIZE(edit);
_bc = RTGUI_DC_BC(dc);
RTGUI_DC_BC(dc) = theme.background;
rtgui_dc_fill_rect(dc,&rect);
RTGUI_DC_BC(dc) = _bc;
}
#endif
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_slider(struct rtgui_slider* slider)
{
/* draw button */
struct rtgui_dc* dc;
int i, xsize, x0;
rtgui_rect_t r, focus_rect, slider_rect, slot_rect;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(slider));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(slider), &focus_rect);
/* fill widget rect with background color */
rtgui_dc_fill_rect(dc, &focus_rect);
r = focus_rect;
if (slider->orient == RTGUI_VERTICAL)
{
rtgui_rect_inflate(&r, -1);
xsize = r.y2 - r.y1 + 1 - slider->thumb_width;
x0 = r.y1 + slider->thumb_width / 2;
/* calculate thumb position */
slider_rect = r;
slider_rect.x1 = 5;
slider_rect.y1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2;
slider_rect.y2 = slider_rect.y1 + slider->thumb_width;
/* calculate slot position */
slot_rect.y1 = x0;
slot_rect.y2 = x0 + xsize;
slot_rect.x1 = (slider_rect.x1 + slider_rect.x2) /2 -1;
slot_rect.x2 = slot_rect.x1 +3;
/* draw slot */
rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE);
/* draw the ticks */
for (i = 0; i <= slider->ticks; i++)
{
int x = x0 + xsize * i / slider->ticks;
rtgui_dc_draw_hline(dc, 1, 3, x);
}
/* draw the thumb */
rtgui_dc_fill_rect(dc, &slider_rect);
rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE);
}
else
{
rtgui_rect_inflate(&r, -1);
xsize = r.x2 - r.x1 + 1 - slider->thumb_width;
x0 = r.x1 + slider->thumb_width / 2;
/* calculate thumb position */
slider_rect = r;
slider_rect.y1 = 5;
slider_rect.x1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2;
slider_rect.x2 = slider_rect.x1 + slider->thumb_width;
/* calculate slot position */
slot_rect.x1 = x0;
slot_rect.x2 = x0 + xsize;
slot_rect.y1 = (slider_rect.y1 + slider_rect.y2) /2 -1;
slot_rect.y2 = slot_rect.y1 +3;
/* draw slot */
rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE);
/* draw the ticks */
for (i = 0; i <= slider->ticks; i++)
{
int x = x0 + xsize * i / slider->ticks;
rtgui_dc_draw_vline(dc, x, 1, 3);
}
/* draw the thumb */
rtgui_dc_fill_rect(dc, &slider_rect);
rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE);
}
/* draw focus */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(slider)))
{
rtgui_dc_draw_focus_rect(dc, &focus_rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
static void rtgui_list_view_update_icon(struct rtgui_list_view *view, rt_int16_t old_item)
{
struct rtgui_rect rect, item_rect, drawing_rect;
rt_ubase_t c, r; /* col and row index */
rt_ubase_t item_width, item_height;
rtgui_image_t *image;
struct rtgui_dc *dc;
if ((view->items_count == 0) ||
(old_item == view->current_item))
return;
if (old_item / view->page_items != view->current_item / view->page_items)
{
/* it's not a same page, update all */
rtgui_widget_update(RTGUI_WIDGET(view));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(view));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
item_width = (rtgui_rect_width(rect) - 2 * LIST_MARGIN) / view->col_items;
item_height = (rtgui_rect_height(rect) - 4) / view->row_items;
image = view->items[0].image;
/* update old item */
r = (old_item % view->page_items) / view->col_items;
c = (old_item % view->page_items) % view->col_items;
item_rect.y1 = rect.y1 + LIST_MARGIN + r * item_height;
item_rect.x1 = rect.x1 + LIST_MARGIN + c * item_width;
item_rect.x2 = item_rect.x1 + item_width;
item_rect.y2 = item_rect.y1 + item_height;
rtgui_dc_fill_rect(dc, &item_rect);
/* draw image */
drawing_rect.x1 = drawing_rect.y1 = 0;
drawing_rect.x2 = image->w;
drawing_rect.y2 = image->h;
rtgui_rect_moveto_align(&item_rect, &drawing_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
drawing_rect.y1 += 5;
drawing_rect.y2 += 5;
rtgui_image_blit(view->items[old_item].image, dc, &drawing_rect);
/* draw text */
item_rect.y1 = drawing_rect.y2 + LIST_MARGIN;
item_rect.x1 += 3;
item_rect.x2 -= 3;
rtgui_font_get_metrics(RTGUI_WIDGET_FONT(view), view->items[old_item].name,
&drawing_rect);
rtgui_rect_moveto_align(&item_rect, &drawing_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
rtgui_dc_draw_text(dc, view->items[old_item].name, &drawing_rect);
/* update new item as selected */
r = (view->current_item % view->page_items) / view->col_items;
c = (view->current_item % view->page_items) % view->col_items;
item_rect.y1 = rect.y1 + LIST_MARGIN + r * item_height;
item_rect.x1 = rect.x1 + LIST_MARGIN + c * item_width;
item_rect.x2 = item_rect.x1 + item_width;
item_rect.y2 = item_rect.y1 + item_height;
rtgui_theme_draw_selected(dc, &item_rect);
/* draw image */
drawing_rect.x1 = 0;
drawing_rect.y1 = 3;
drawing_rect.x2 = image->w;
drawing_rect.y2 = 3 + image->h;
rtgui_rect_moveto_align(&item_rect, &drawing_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
rtgui_image_blit(view->items[view->current_item].image, dc, &drawing_rect);
/* draw text */
item_rect.y1 = drawing_rect.y2 + LIST_MARGIN;
item_rect.x1 += 3;
item_rect.x2 -= 3;
rtgui_font_get_metrics(RTGUI_WIDGET_FONT(view),
view->items[view->current_item].name,
&drawing_rect);
rtgui_rect_moveto_align(&item_rect, &drawing_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
rtgui_dc_draw_text(dc, view->items[view->current_item].name, &drawing_rect);
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_progressbar(struct rtgui_progressbar* bar)
{
/* draw progress bar */
struct rtgui_dc* dc;
struct rtgui_rect rect;
int max = bar->range;
int pos = bar->position;
int left;
rtgui_color_t bc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(&(bar->parent));
if (dc == RT_NULL) return;
bc = RTGUI_DC_BC(dc);
rtgui_widget_get_rect(&(bar->parent), &rect);
/* fill button rect with background color */
bar->parent.gc.background = RTGUI_RGB(212, 208, 200);
/* draw border */
rect.x2 --; rect.y2 --;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SUNKEN);
/* Nothing to draw */
if (max == 0)
{
rtgui_dc_end_drawing(dc);
return;
}
rect.x2 ++; rect.y2 ++;
left = max - pos;
rtgui_rect_inflate(&rect, -2);
bar->parent.gc.background = RTGUI_RGB(0, 0, 255);
if (bar->orient == RTGUI_VERTICAL)
{
/* Vertical bar grows from bottom to top */
int dy = (rtgui_rect_height(rect) * left) / max;
rect.y1 += dy;
rtgui_dc_fill_rect(dc, &rect);
RTGUI_DC_BC(dc) = bc;
rect.y1 -= dy; rect.y2 = dy;
rtgui_dc_fill_rect(dc, &rect);
}
else
{
/* Horizontal bar grows from left to right */
int dx = (rtgui_rect_width(rect) * left) / max;
rect.x2 -= dx;
rtgui_dc_fill_rect(dc, &rect);
RTGUI_DC_BC(dc) = bc;
rect.x1 = rect.x2; rect.x2 += dx;
rtgui_dc_fill_rect(dc, &rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
void rtgui_scrollbar_ondraw(rtgui_scrollbar_t* bar)
{
/* draw scroll bar */
rtgui_rect_t rect, btn_rect, thum_rect, arrow_rect;
struct rtgui_dc* dc;
rtgui_color_t bc;
RT_ASSERT(bar != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(bar));
if(dc == RT_NULL)return;
bc = RTGUI_DC_BC(dc);
/* begin drawing */
rtgui_widget_get_rect(RTGUI_WIDGET(bar), &rect);
RTGUI_DC_BC(dc) = white;
rtgui_dc_fill_rect(dc,&rect);
RTGUI_DC_BC(dc) = bc;
if(bar->orient == RTGUI_VERTICAL)
{
btn_rect = rect;
btn_rect.y2 = btn_rect.y1 + (rect.x2 - rect.x1);
rtgui_dc_fill_rect(dc,&btn_rect);
/* draw up button */
if(bar->status & SBS_UPARROW)
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
/* draw up arrow */
arrow_rect.x1 = 0; arrow_rect.y1 = 0;
arrow_rect.x2 = 7; arrow_rect.y2 = 4;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect, RTGUI_ALIGN_CENTER);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1, rtgui_rect_height(arrow_rect), _up_arrow);
/* draw thumb */
rtgui_scrollbar_get_thumb_rect(bar, &thum_rect);
rtgui_dc_fill_rect(dc,&thum_rect);
rtgui_dc_draw_border(dc, &thum_rect, RTGUI_BORDER_RAISE);
/* draw down button */
btn_rect.y1 = rect.y2 - (rect.x2 - rect.x1);
btn_rect.y2 = rect.y2;
rtgui_dc_fill_rect(dc,&btn_rect);
if(bar->status & SBS_DOWNARROW)
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
/* draw down arrow */
arrow_rect.x1 = 0;
arrow_rect.y1 = 0;
arrow_rect.x2 = 7;
arrow_rect.y2 = 4;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect, RTGUI_ALIGN_CENTER);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1, rtgui_rect_height(arrow_rect), _down_arrow);
}
else
{
btn_rect = rect;
btn_rect.x2 = btn_rect.x1 + (rect.y2 - rect.y1);
rtgui_dc_fill_rect(dc,&btn_rect);
/* draw left button */
if(bar->status & SBS_LEFTARROW)
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
arrow_rect.x1 = 0;
arrow_rect.y1 = 0;
arrow_rect.x2 = 4;
arrow_rect.y2 = 7;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect, RTGUI_ALIGN_CENTER);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1, rtgui_rect_height(arrow_rect), _left_arrow);
/* draw thumb */
if(RTGUI_WIDGET_IS_ENABLE(bar))
{
rtgui_scrollbar_get_thumb_rect(bar, &thum_rect);
rtgui_dc_fill_rect(dc,&thum_rect);
rtgui_dc_draw_border(dc, &thum_rect, RTGUI_BORDER_RAISE);
}
btn_rect.x1 = rect.x2 - (rect.y2-rect.y1);
btn_rect.x2 = rect.x2;
rtgui_dc_fill_rect(dc,&btn_rect);
/* draw right button */
if(bar->status & SBS_RIGHTARROW)
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_SUNKEN);
else
rtgui_dc_draw_border(dc, &btn_rect, RTGUI_BORDER_RAISE);
arrow_rect.x1 = 0;
arrow_rect.y1 = 0;
arrow_rect.x2 = 4;
arrow_rect.y2 = 7;
rtgui_rect_moveto_align(&btn_rect, &arrow_rect, RTGUI_ALIGN_CENTER);
rtgui_dc_draw_byte(dc, arrow_rect.x1, arrow_rect.y1, rtgui_rect_height(arrow_rect), _right_arrow);
}
rtgui_dc_end_drawing(dc);
}
void rtgui_fileview_ondraw(rtgui_fileview_t* fview)
{
rt_uint16_t first, i,rx2;
rtgui_fileview_item_t* item;
rtgui_rect_t rect, item_rect, image_rect;
rtgui_dc_t* dc;
RT_ASSERT(fview != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(fview);
if(dc == RT_NULL)return;
rtgui_widget_get_rect(fview, &rect);
rtgui_dc_draw_border(dc, &rect,RTGUI_WIDGET_BORDER_STYLE(fview));
rtgui_rect_inflate(&rect,-RTGUI_WIDGET_BORDER_SIZE(fview));
RTGUI_DC_BC(dc) = theme.blankspace;
rtgui_dc_fill_rect(dc,&rect);
rtgui_rect_inflate(&rect,RTGUI_WIDGET_BORDER_SIZE(fview));
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
rect.x2 -= RC_W(fview->sbar->parent.extent);
rect.x2 -=1;
rect.y2 -= 1;
/* get item base rect */
item_rect = rect;
item_rect.x1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(fview);
rx2 = item_rect.x2;
item_rect.y1 += RTGUI_WIDGET_BORDER_SIZE(fview);
item_rect.y2 = item_rect.y1 + (1 + RTGUI_SEL_H);
/* get image base rect */
image_rect.x1 = RTGUI_MARGIN;
image_rect.y1 = 0;
image_rect.x2 = RTGUI_MARGIN + file_image->w;
image_rect.y2 = file_image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
/* get current page */
first = fview->first_item;
for(i = 0; i < fview->item_per_page; i ++)
{
char str_size[32];
if(first + i >= fview->item_count) break;
item = &(fview->items[first + i]);
/* draw item image */
if(item->type == RTGUI_FITEM_FILE)
rtgui_image_paste(file_image, dc, &image_rect, Black);
else
rtgui_image_paste(folder_image, dc, &image_rect, Black);
/* draw text */
item_rect.x1 += RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = item_rect.x1 + rtgui_font_get_string_width(RTGUI_DC_FONT(dc), item->name);
if(first + i == fview->now_item)
{
if(RTGUI_WIDGET_IS_FOCUSED(fview))
{
RTGUI_DC_BC(dc) = DarkBlue;
RTGUI_DC_FC(dc) = theme.blankspace;
}
else
{
RTGUI_DC_BC(dc) = Gray;
RTGUI_DC_FC(dc) = theme.foreground;
}
rtgui_dc_fill_rect(dc, &item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
else
{
/* draw background */
RTGUI_DC_BC(dc) = theme.blankspace;
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_dc_fill_rect(dc,&item_rect);
rtgui_dc_draw_text(dc, item->name, &item_rect);
}
#if (1) /* please turn off it when need. */
if(item->type == RTGUI_FITEM_FILE)
{
rtgui_rect_t rect=item_rect;
/* print file information */
rt_snprintf(str_size, 16, "(%dB)",item->size);
rect.x1 = rect.x2 + RTGUI_MARGIN;
rect.x2 = rect.x1 + rt_strlen(str_size) * FONT_W(RTGUI_WIDGET_FONT(fview));
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_dc_draw_text(dc, str_size, &rect);
}
#endif
item_rect.x1 -= RTGUI_MARGIN + file_image->w + 2;
item_rect.x2 = rx2;
/* move to next item position */
item_rect.y1 += (RTGUI_SEL_H + 1);
item_rect.y2 += (RTGUI_SEL_H + 1);
image_rect.y1 += (RTGUI_SEL_H + 1);
image_rect.y2 += (RTGUI_SEL_H + 1);
}
if(fview->sbar && !RTGUI_WIDGET_IS_HIDE(fview->sbar))
{
rtgui_scrollbar_ondraw(fview->sbar);
}
rtgui_dc_end_drawing(dc);
}
/*
* container的事件处理函数
*/
rt_bool_t instrument_panel_event_handler(struct rtgui_object *object, rtgui_event_t *event)
{
struct rtgui_widget *widget = RTGUI_WIDGET(object);
char ac[4];
int i;
int x0 = 120;
int y0 = 170;
int x, y;
int default_color;
/* 仅对PAINT事件进行处理 */
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc *dc;
rtgui_rect_t rect;
const int arrowx[] = {120 + 75, 120 + 75, 120 + 85};
const int arrowy[] = {170 - 5, 170 + 5, 170};
/*
* 因为用的是demo container，上面本身有一部分控件，所以在绘图时先要让demo container
* 先绘图
*/
rtgui_container_event_handler(RTGUI_OBJECT(widget), event);
/************************************************************************/
/* 下面的是DC的操作 */
/************************************************************************/
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
/* 如果不能正常获得DC，返回（如果控件或父控件是隐藏状态，DC是获取不成功的） */
if (dc == RT_NULL)
return RT_FALSE;
/* 获得demo container允许绘图的区域 */
demo_view_get_rect(RTGUI_CONTAINER(widget), &rect);
RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_BOTTOM | RTGUI_ALIGN_CENTER_HORIZONTAL;
/* 显示GUI的版本信息 */
#ifdef RTGUI_USING_SMALL_SIZE
rtgui_dc_draw_text(dc, "RT-Thread/GUI小型版本", &rect);
#else
rtgui_dc_draw_text(dc, "RT-Thread/GUI标准版本", &rect);
#endif
RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_CENTER_VERTICAL | RTGUI_ALIGN_CENTER_HORIZONTAL;
RTGUI_DC_FC(dc) = blue;
rect.y2 = 270;
rtgui_dc_draw_text(dc, "rtgui-panel", &rect);
for (i = 0; i < 6; i++)
{
rtgui_dc_draw_arc(dc, x0, y0, 117 - i, 150, 30);
}
RTGUI_DC_FC(dc) = black;
RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_LEFT;
for (i = 0; i <= 23; i++)
{
if (i < 12)
{
x = x0 + 105 * cos((150 + i * 10) * 3.1415926 / 180);
y = y0 + 105 * sin((150 + i * 10) * 3.1415926 / 180);
rect.x1 = x;
rect.y1 = y;
rect.x2 = rect.x1 + 12 * 3;
rect.y2 = rect.y1 + 12;
rt_sprintf(ac, "%d", 10 * i);
rtgui_dc_draw_text(dc, ac, &rect);
}
else
{
RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_RIGHT;
x = x0 + 105 * cos((160 + i * 10) * 3.1415926 / 180);
y = y0 + 105 * sin((160 + i * 10) * 3.1415926 / 180);
rect.x1 = x - 12 * 3;
rect.y1 = y;
rect.x2 = rect.x1 + 12 * 3;
rect.y2 = rect.y1 + 12;
rt_sprintf(ac, "%d", 10 * i);
rtgui_dc_draw_text(dc, ac, &rect);
}
x = x0 + 107 * cos((150 + i * 10) * 3.1415926 / 180);
y = y0 + 107 * sin((150 + i * 10) * 3.1415926 / 180);
rtgui_dc_fill_circle(dc, x, y, 3);
}
RTGUI_DC_FC(dc) = RTGUI_RGB(166, 0, 166);
rtgui_dc_fill_circle(dc, x0, y0, 3);
RTGUI_DC_FC(dc) = RTGUI_RGB(120, 141, 30);
rtgui_dc_draw_circle(dc, x0, y0, 5);
default_color = RTGUI_DC_BC(dc);
RTGUI_DC_BC(dc) = red;
rect.x1 = x0 + 7;
rect.y1 = y0 - 1;
rect.x2 = x0 + 75;
rect.y2 = y0 + 1;
rtgui_dc_fill_rect(dc, &rect);
RTGUI_DC_BC(dc) = default_color;
rtgui_dc_fill_polygon(dc, arrowx, arrowy, 3);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
else
{
/* 其他事件，调用默认的事件处理函数 */
return rtgui_container_event_handler(RTGUI_OBJECT(widget), event);
}
return RT_FALSE;
}
rt_bool_t demo_bitmap_showbox(struct rtgui_object* object, struct rtgui_event* event)
{
rtgui_container_t *container;
rtgui_widget_t *widget;
RT_ASSERT(object != RT_NULL);
container = RTGUI_CONTAINER(object);
widget = RTGUI_WIDGET(object);
if(event->type == RTGUI_EVENT_PAINT)
{
int w, h;
rtgui_rect_t rect;
struct rtgui_dc *dc;
struct rtgui_image *image = bmpdt.showimg;
/* 如果从其他标签切换到当前标签, image应该是RT_NULL, 重置它 */
if(image == RT_NULL && bmpdt.image != RT_NULL)
{
image = bmpdt.image;
bmpdt.scale = 1.0f;
bmpdt.angle = 0.0f;
rtgui_widget_get_rect(RTGUI_WIDGET(bmpdt.showbox), &bmpdt.lastrect);
rtgui_rect_inflate(&bmpdt.lastrect, -RTGUI_WIDGET_BORDER(bmpdt.showbox));
}
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL)
return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
/* 在绘制边框后, 再将rect缩小填充背景, 可以降低闪烁现象 */
rtgui_dc_draw_border(dc, &rect, RTGUI_WIDGET_BORDER_STYLE(widget));
rtgui_rect_inflate(&rect, -RTGUI_WIDGET_BORDER(widget));
w = rtgui_rect_width(bmpdt.lastrect);
h = rtgui_rect_height(bmpdt.lastrect);
if(w > rtgui_rect_width(rect)) w = rtgui_rect_width(rect);
if(h > rtgui_rect_height(rect)) h = rtgui_rect_height(rect);
/* fill container with background */
/*
* 参数lastrect会记录上一次绘图所用区域
* 每次重绘时,只需与lastrect比较,即可得知那些背景区域需要刷新
* 例如当放大图片时,lastrect比当前绘图区小,所有无需更新背景区,
* 当缩小图片时, 也仅需要更新绘图区比lastrect大的区域.
*/
if(image != RT_NULL)
{ /* 减少不必要的绘图 */
rtgui_rect_t rc;
if(w > image->w)
{
rc.x1 = image->w;
rc.y1 = bmpdt.lastrect.y1;
rc.x2 = bmpdt.lastrect.x2;
rc.y2 = (h > image->h) ? image->h : bmpdt.lastrect.y2;
rtgui_dc_fill_rect(dc, &rc);
}
if(h > image->h)
{
rc.x1 = bmpdt.lastrect.x1;
rc.y1 = image->h;
rc.x2 = bmpdt.lastrect.x2;
rc.y2 = bmpdt.lastrect.y2;
rtgui_dc_fill_rect(dc, &rc);
}
}
else
rtgui_dc_fill_rect(dc, &bmpdt.lastrect);
/* 将图像数据blit到画布上 */
if (image != RT_NULL)
{
int value;
rtgui_image_blit(image, dc, &rect);
bmpdt.lastrect.x1 = bmpdt.lastrect.y1 = RTGUI_WIDGET_BORDER(bmpdt.showbox);
if(image->w > rtgui_rect_width(rect))
value = rtgui_rect_width(rect);
else
value = image->w;
bmpdt.lastrect.x2 = bmpdt.lastrect.x1 + value;
if(image->h > rtgui_rect_height(rect))
value = rtgui_rect_height(rect);
else
value = image->h;
bmpdt.lastrect.y2 = bmpdt.lastrect.y1 + value;
}
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
return rtgui_container_event_handler(object, event);
}
/* widget drawing */
void rtgui_theme_draw_button(rtgui_button_t* btn)
{
/* draw button */
struct rtgui_dc* dc;
struct rtgui_rect rect;
rtgui_color_t bc, fc;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(btn));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
/* get foreground color */
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn));
fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn));
if (btn->flag & RTGUI_BUTTON_TYPE_PUSH && btn->flag & RTGUI_BUTTON_FLAG_PRESS)
{
/* fill button rect with background color */
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(64, 64, 64);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(128, 128, 128);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 - 1, rect.y1 + 1);
rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1 + 1, rect.y2 - 2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(255, 255, 255);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2 - 1);
rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1, rect.y2);
if (btn->pressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->pressed_image, dc, &image_rect);
}
}
else if (btn->flag & RTGUI_BUTTON_FLAG_PRESS)
{
if (btn->pressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->pressed_image, dc, &image_rect);
}
else
{
/* fill button rect with background color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(0xff, 0xff, 0xff);
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
rtgui_dc_draw_rect(dc, &rect);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128);
rect.x1 += 1; rect.y1 += 1; rect.x2 -= 1; rect.y2 -= 1;
rtgui_dc_draw_rect(dc, &rect);
}
}
else
{
if (btn->unpressed_image != RT_NULL)
{
rtgui_rect_t image_rect;
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = btn->unpressed_image->w;
image_rect.y2 = btn->unpressed_image->h;
rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(btn->unpressed_image, dc, &image_rect);
}
else
{
/* fill button rect with background color */
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(255, 255, 255);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2);
rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2);
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128);
rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2, rect.y2 - 1);
rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1);
}
}
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(btn)))
{
/* re-set foreground and get default rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
rtgui_rect_inflate(&rect, -2);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = black;
rtgui_dc_draw_focus_rect(dc, &rect);
}
/* set forecolor */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = bc;
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = fc;
if (btn->pressed_image == RT_NULL)
{
/* re-set foreground and get default rect */
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
/* remove border */
rtgui_rect_inflate(&rect, -2);
/* draw text */
rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(btn)), &rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
void rtgui_list_view_update_list(struct rtgui_list_view* view, rt_int16_t old_item)
{
struct rtgui_dc* dc;
const struct rtgui_list_item* item;
rtgui_rect_t rect, item_rect;
if (old_item/view->page_items != view->current_item/view->page_items)
{
/* it's not a same page, update all */
rtgui_widget_update(RTGUI_WIDGET(view));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(view));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
/* get old item's rect and draw old item */
item_rect.x1 = rect.x1; item_rect.x2 = rect.x2;
item_rect.y1 = rect.y1 + 2;
item_rect.y1 += (old_item % view->page_items) * (2 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
rtgui_dc_fill_rect(dc, &item_rect);
item_rect.x1 += LIST_MARGIN;
item = &(view->items[old_item]);
if (item->image != RT_NULL)
{
struct rtgui_rect image_rect;
/* blit on center */
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = item->image->w;
image_rect.y2 = item->image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(item->image, dc, &image_rect);
item_rect.x1 += item->image->w + 2;
}
rtgui_dc_draw_text(dc, item->name, &item_rect);
/* draw current item */
item_rect = rect;
/* get current item's rect */
item_rect.y1 += 2;
item_rect.y1 += (view->current_item % view->page_items) * (2 + rtgui_theme_get_selected_height());
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
/* draw current item */
rtgui_theme_draw_selected(dc, &item_rect);
item_rect.x1 += LIST_MARGIN;
item = &(view->items[view->current_item]);
if (item->image != RT_NULL)
{
struct rtgui_rect image_rect;
/* blit on center */
image_rect.x1 = 0; image_rect.y1 = 0;
image_rect.x2 = item->image->w;
image_rect.y2 = item->image->h;
rtgui_rect_moveto_align(&item_rect, &image_rect, RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_image_blit(item->image, dc, &image_rect);
item_rect.x1 += (item->image->w + 2);
}
rtgui_dc_draw_text(dc, item->name, &item_rect);
rtgui_dc_end_drawing(dc);
}
/*
* view的事件处理函数
*/
rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
{
/* 仅对PAINT事件进行处理 */
if (event->type == RTGUI_EVENT_PAINT) {
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* const int vx[] = {20, 50, 60, 45, 60, 20};
const int vy[] = {150, 50, 90, 60, 45, 50};
*/
/*
* 因为用的是demo view，上面本身有一部分控件，所以在绘图时先要让demo view
* 先绘图
*/
rtgui_view_event_handler(widget, event);
/************************************************************************/
/* 下面的是DC的操作 */
/************************************************************************/
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
/* 如果不能正常获得DC，返回（如果控件或父控件是隐藏状态，DC是获取不成功的） */
if (dc == RT_NULL)
return RT_FALSE;
/* 获得demo view允许绘图的区域 */
demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_BOTTOM | RTGUI_ALIGN_CENTER_HORIZONTAL;
/* 显示GUI的版本信息 */
#ifdef RTGUI_USING_SMALL_SIZE
rtgui_dc_draw_text(dc, "RT-Thread/GUI小型版本", &rect);
#else
rtgui_dc_draw_text(dc, "RT-Thread/GUI标准版本", &rect);
#endif
{
rtgui_rect_t rect = {0, 0, 0x1c, 0x16};
rtgui_rect_moveto(&rect, 80, 80);
rtgui_image_blit((rtgui_image_t*)&play_image, dc, &rect);
rect.x1 = 0;
rect.y1 = 0;
rect.x2 = 0x1c;
rect.y2 = 0x16;
rtgui_rect_moveto(&rect, 130, 80);
rtgui_image_blit((rtgui_image_t*)&stop_image, dc, &rect);
}
/* 绘制一个圆形 */
RTGUI_DC_FC(dc) = red;
rtgui_dc_draw_circle(dc, rect.x1 + 10, rect.y1 + 10, 10);
/* 填充一个圆形 */
RTGUI_DC_FC(dc) = green;
rtgui_dc_fill_circle(dc, rect.x1 + 30, rect.y1 + 10, 10);
#if 0
/* 画一个圆角矩形 */
rect.x1 = 150;
rect.y1 = 180;
rect.x2 = 210;
rect.y2 = 260;
RTGUI_DC_FC(dc) = RTGUI_RGB(25, 70, 150);
rtgui_dc_draw_round_rect(dc, &rect, 10);
rect.x1 = 160;
rect.y1 = 190;
rect.x2 = 200;
rect.y2 = 250;
RTGUI_DC_FC(dc) = RTGUI_RGB(170, 7, 80);
rtgui_dc_fill_round_rect(dc, &rect, 7);
/* 画一个圆弧 */
RTGUI_DC_FC(dc) = RTGUI_RGB(250, 120, 120);
rtgui_dc_draw_arc(dc, rect.x1 + 120, rect.y1 + 60, 30, 0, 120);
/* 画一个扇形圆环 */
RTGUI_DC_FC(dc) = RTGUI_RGB(150, 23, 100);
rtgui_dc_draw_annulus(dc, 180, 170, 30, 50, 210, 330);
/* 多边形 */
RTGUI_DC_FC(dc) = blue;
rtgui_dc_draw_polygon(dc, vx, vy, 6);
#endif
RTGUI_DC_FC(dc) = blue;
/* 绘制不同的边框 */
{
rtgui_rect_t rect = {0, 0, 16, 16};
rtgui_rect_moveto(&rect, 30, 120);
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_RAISE);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "raise", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SIMPLE);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "simple", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SUNKEN);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "sunken", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_BOX);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "box", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_STATIC);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "static", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_EXTRA);
rect.x1 += 20;
rect.x2 += 20 + 50;
rtgui_dc_draw_text(dc, "extera", &rect);
rect.x1 -= 20;
rect.x2 -= 20 + 50;
rect.y1 += 20;
rect.y2 += 20;
}
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
} else {
/* 其他事件，调用默认的事件处理函数 */
return rtgui_view_event_handler(widget, event);
}
return RT_FALSE;
}