static void priv_page(rtgui_widget_t *widget)
{
struct rtgui_dc *dc;
if (app_list->current_page == 0)
{
return;
}
app_list->current_page--;
while ((app_list->current_page * 480) < app_list->listdisp_point.x)
{
app_list->listdisp_point.x -= 40;
app_list->bgdisp_point.x -= 10;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(widget));
rtgui_dc_blit(app_list->bg_buffer, &app_list->bgdisp_point,
dc, &app_list->rect);
rtgui_dc_blit(app_list->view_buffer, &app_list->listdisp_point,
dc, &app_list->view_rect);
rtgui_dc_blit(app_list->pm_buffer, RT_NULL, dc, &app_list->pm_rect);
rtgui_dc_end_drawing(dc);
}
app_list_pagemark_change(app_list);
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(widget));
rtgui_dc_blit(app_list->pm_buffer, RT_NULL, dc, &app_list->pm_rect);
rtgui_dc_end_drawing(dc);
}
static void _rtgui_notebook_onmouse(struct rtgui_notebook *notebook, struct rtgui_event_mouse* emouse)
{
rtgui_rect_t rect;
/* handle notebook bar */
_rtgui_notebook_get_bar_rect(notebook, &rect);
rtgui_widget_rect_to_device(RTGUI_WIDGET(notebook), &rect);
if (rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK)
{
int index;
struct rtgui_dc* dc;
if (notebook->flag == RTGUI_NOTEBOOK_BOTTOM || notebook->flag == RTGUI_NOTEBOOK_TOP)
{
index = (emouse->x - rect.x1) / notebook->tab_w;
if (index < notebook->count && index != notebook->current)
{
/* update tab bar */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(notebook));
if (dc == RT_NULL) return;
rtgui_notebook_set_current_by_index(notebook, index);
_rtgui_notebook_draw_bar(notebook, dc);
rtgui_dc_end_drawing(dc);
}
}
else
{
index = (emouse->y - rect.y1) / notebook->tab_h;
if (index < notebook->count && index != notebook->current)
{
/* update tab bar */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(notebook));
if (dc == RT_NULL) return;
rtgui_notebook_set_current_by_index(notebook, index);
_rtgui_notebook_draw_bar(notebook, dc);
rtgui_dc_end_drawing(dc);
}
}
}
else
{
/* handle on page */
if (RTGUI_OBJECT(notebook->childs[notebook->current].widget)->event_handler != RT_NULL)
RTGUI_OBJECT(notebook->childs[notebook->current].widget)->event_handler(
RTGUI_OBJECT(notebook->childs[notebook->current].widget),
&(emouse->parent));
}
}
void _draw_default(struct rtgui_object *object, rtgui_event_t* event)
{
struct rtgui_widget *widget = RTGUI_WIDGET(object);
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* 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(object, event);
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) /* 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） */
return;
/* 获得demo container允许绘图的区域 */
demo_view_get_logic_rect(RTGUI_CONTAINER(widget), &rect);
/* 擦除所有 */
RTGUI_WIDGET_BACKGROUND(widget) = default_background;
rtgui_dc_fill_rect(dc, &rect);
/* 显示提示 */
rtgui_dc_draw_text(dc, "按任意键开始/停止测试...", &rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
void _onidle(struct rtgui_object *object, rtgui_event_t *event)
{
rtgui_color_t color;
rtgui_rect_t rect, draw_rect;
struct rtgui_dc *dc;
/* 获得控件所属的DC */
// dc = rtgui_dc_hw_create(RTGUI_WIDGET(container));
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(container));
if (dc == RT_NULL)
return;
demo_view_get_logic_rect(RTGUI_CONTAINER(container), &rect);
draw_rect.x1 = RAND(rect.x1, rect.x2);
draw_rect.y1 = RAND(rect.y1, rect.y2);
draw_rect.x2 = RAND(draw_rect.x1, rect.x2);
draw_rect.y2 = RAND(draw_rect.y1, rect.y2);
color = RTGUI_RGB(rand() % 255, rand() % 255, rand() % 255);
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(container)) = color;
rtgui_dc_fill_rect(dc, &draw_rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
rt_bool_t picture_win_onpaint(struct rtgui_object* object, struct rtgui_event* event)
{
struct rtgui_widget *widget = RTGUI_WIDGET(object);
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
struct rtgui_event_paint event;
rt_kprintf("handle custom paint event\n");
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(widget));
if (dc == RT_NULL)
{
rt_kprintf("dc init failed\n");
return RT_FALSE;
}
/* get window rect */
rtgui_widget_get_rect(RTGUI_WIDGET(widget), &rect);
RTGUI_DC_BC(dc) = white;
rtgui_dc_fill_rect(dc, &rect);
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
else
{
return rtgui_win_event_handler(object, event);
}
}
static void _rtgui_notebook_ondraw(struct rtgui_notebook *notebook)
{
struct rtgui_dc* dc;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(notebook));
if (dc == RT_NULL) return;
if (notebook->count == 0)
{
rtgui_rect_t rect;
rtgui_widget_get_rect(RTGUI_WIDGET(notebook), &rect);
rtgui_dc_fill_rect(dc, &rect);
}
else
{
if (notebook->current == RTGUI_NOT_FOUND)
notebook->current = 0;
_rtgui_notebook_draw_bar(notebook, dc);
/* draw current tab */
rtgui_widget_update(notebook->childs[notebook->current].widget);
}
rtgui_dc_end_drawing(dc);
}
static rt_bool_t rtgui_win_ondraw(struct rtgui_win* win)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
struct rtgui_event_paint event;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(win));
if (dc == RT_NULL)
return RT_FALSE;
/* get window rect */
rtgui_widget_get_rect(RTGUI_WIDGET(win), &rect);
/* fill area */
rtgui_dc_fill_rect(dc, &rect);
/* paint each widget */
RTGUI_EVENT_PAINT_INIT(&event);
event.wid = RT_NULL;
rtgui_container_dispatch_event(RTGUI_CONTAINER(win),
(rtgui_event_t*)&event);
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
static void _rtgui_plot_draw_curve(struct rtgui_plot *plot, struct rtgui_event *event)
{
int i;
struct rtgui_dc *dc;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(plot));
if (dc == RT_NULL)
return;
if (RTGUI_MV_VIEW(plot)->model_number == 1)
{
_rtgui_plot_curve_onpaint(dc, plot,
RTGUI_PLOT_CURVE(RTGUI_MV_VIEW(plot)->model),
0, RTGUI_MV_MODEL(RTGUI_MV_VIEW(plot)->model)->length);
}
else
{
void **curve_array = (void **)RTGUI_MV_VIEW(plot)->model;
for (i = 0; i < RTGUI_MV_VIEW(plot)->model_number; i++)
{
_rtgui_plot_curve_onpaint(dc, plot,
RTGUI_PLOT_CURVE(curve_array[i]),
0, RTGUI_MV_MODEL(curve_array[i])->length);
}
}
rtgui_dc_end_drawing(dc);
}
/* draw caret */
static void rtgui_textbox_draw_caret(rtgui_textbox_t *box, rt_uint16_t position)
{
int x, y;
rtgui_color_t color;
rtgui_rect_t rect;
int ofs = 0;
struct rtgui_dc *dc;
RT_ASSERT(box != RT_NULL);
if (box->caret == RT_NULL)
return;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL)
return;
rect = box->caret_rect;
for (x = rect.x1; x < rect.x2; x++)
{
for (y = rect.y1; y < rect.y2; y++)
{
color = *(box->caret + ofs);
ofs++;
if (box->flag & RTGUI_TEXTBOX_CARET_SHOW)
{
color = ~color;
}
rtgui_dc_draw_color_point(dc, x, y, color);
}
}
rtgui_dc_end_drawing(dc);
}
/* draw caret */
static void rtgui_edit_draw_caret(struct rtgui_edit *edit)
{
int x,y;
rtgui_color_t color;
rtgui_rect_t rect;
int ofs=0;
struct rtgui_dc *dc;
RT_ASSERT(edit != RT_NULL);
if(edit->caret == RT_NULL) return;
rect = edit->caret_rect;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(edit));
if(dc == RT_NULL)return;
for(x=rect.x1; x<rect.x2; x++)
{
for(y=rect.y1; y<rect.y2; y++)
{
color = *(edit->caret + ofs);
ofs++;
if(edit->flag & RTGUI_EDIT_CARET)
{
color = ~color;
rtgui_dc_draw_color_point(dc, x,y, color);
}
else
{
rtgui_dc_draw_color_point(dc, x,y, color);
}
}
}
rtgui_dc_end_drawing(dc);
}
void _onidle(PVOID wdt, rtgui_event_t *event)
{
rtgui_color_t color;
rtgui_rect_t rect, draw_rect;
struct rtgui_dc *dc;
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(view);
if (dc == RT_NULL) return ;
rtgui_widget_get_rect(view, &rect);
rtgui_rect_inflate(&rect, -5);
rect.y1 += 35;
draw_rect.x1 = RAND(rect.x1, rect.x2);
draw_rect.y1 = RAND(rect.y1, rect.y2);
draw_rect.x2 = RAND(draw_rect.x1, rect.x2);
draw_rect.y2 = RAND(draw_rect.y1, rect.y2);
color = RTGUI_RGB(rand() % 255, rand() % 255, rand() % 255);
RTGUI_WIDGET_BACKGROUND(view) = color;
rtgui_dc_fill_rect(dc, &draw_rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
/*
* view的事件处理函数
*/
static rt_bool_t dc_buffer_event_handler(PVOID wdt, 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;
/*
* 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(wdt, event);
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(wdt);
/* 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;
rtgui_widget_get_rect(wdt, &rect);
rect.x1 += 10;
rect.y1 += 40;
rtgui_dc_blit(dc_buffer, NULL, dc, &rect);
/* 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(wdt, event);
}
return RT_FALSE;
}
static void _draw_textview(rtgui_textview_t *textview)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, font_rect;
char* line;
rt_ubase_t line_index, item_height;
rtgui_font_get_metrics(RTGUI_WIDGET_FONT(RTGUI_WIDGET(textview)), "W", &font_rect);
item_height = rtgui_rect_height(font_rect) + 3;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(textview));
if (dc == RT_NULL) return ;
/* fill rect */
rtgui_widget_get_rect(RTGUI_WIDGET(textview), &rect);
rtgui_dc_fill_rect(dc, &rect);
rect.x1 += 3;
rect.x2 -= 3;
for (line_index = textview->line_current;
(line_index < textview->line_current + textview->line_page_count) &&
(line_index < textview->line_count);
line_index ++)
{
line = (char* )_get_line_text(textview, line_index);
rtgui_dc_draw_text(dc, line, &rect);
rect.y1 += item_height;
}
rtgui_dc_end_drawing(dc);
}
static rt_bool_t animation_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
{
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* 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);
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) /* 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） */
return RT_FALSE;
/* 获得demo view允许绘图的区域 */
demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
/* 绘图 */
rect = text_rect;
rtgui_rect_inflate(&rect, +1);
rtgui_dc_blit(dc_buffer, NULL, dc, &rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
else
{
/* 调用默认的事件处理函数 */
return rtgui_view_event_handler(widget, event);
}
return RT_FALSE;
}
/* 演示视图的事件处理函数 */
static rt_bool_t demo_view_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
{
rt_bool_t result;
/* 先调用默认的事件处理函数(这里只关心PAINT事件，但演示视图还有本身的一些控件) */
result = rtgui_view_event_handler(widget, event);
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL)
/* 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) */
return RT_FALSE;
/* 获得demo view允许绘图的区域 */
demo_view_get_rect(RTGUI_VIEW(widget), &rect);
/* 获得图像显示区域 */
rect.x1 += 5; rect.x2 -= 5;
rect.y1 += 30;
if (image != RT_NULL)
rtgui_image_blit(image, dc, &rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
return result;
}
void rtgui_combo_draw_downarrow(rtgui_combo_t *cbo)
{
rtgui_rect_t rect;
rtgui_dc_t* dc;
RT_ASSERT(cbo != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(cbo);
if(dc == RT_NULL)return;
rtgui_widget_get_rect(cbo, &rect);
rect.x1 = rect.x2-RTGUI_COMBO_BUTTON_WIDTH-RTGUI_WIDGET_BORDER_SIZE(cbo);
rect.y1 += RTGUI_WIDGET_BORDER_SIZE(cbo);
rect.x2 -= RTGUI_WIDGET_BORDER_SIZE(cbo);
rect.y2 -= RTGUI_WIDGET_BORDER_SIZE(cbo);
RTGUI_DC_BC(dc) = theme.background;
rtgui_dc_fill_rect(dc, &rect);
if(cbo->style & RTGUI_COMBO_STYLE_DOWNARROW_UP)
{
rtgui_dc_draw_border(dc, &rect,RTGUI_WIDGET_BORDER_STYLE(cbo));
rtgui_dc_draw_byte(dc,rect.x1+4, rect.y1+8, 4, combo_down_bmp);
}
else if(cbo->style & RTGUI_COMBO_STYLE_DOWNARROW_DOWN)
{
rtgui_dc_draw_border(dc, &rect,RTGUI_WIDGET_BORDER_STYLE(cbo));
rtgui_dc_draw_byte(dc,rect.x1+5, rect.y1+9, 4, combo_down_bmp);
}
rtgui_dc_end_drawing(dc);
}
static rt_bool_t rtgui_slider_onunfocus(struct rtgui_object* object, rtgui_event_t* event)
{
rtgui_rect_t rect;
rtgui_widget_t *widget;
struct rtgui_dc *dc;
RT_ASSERT(object);
widget = RTGUI_WIDGET(object);
dc = rtgui_dc_begin_drawing(widget);
if(dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
if(!RTGUI_WIDGET_IS_FOCUSED(widget))
{
/* only clear focus rect */
rtgui_color_t color = RTGUI_DC_FC(dc);
RTGUI_DC_FC(dc) = RTGUI_DC_BC(dc);
rtgui_dc_draw_focus_rect(dc, &rect);
RTGUI_DC_FC(dc) = color;
}
rtgui_dc_end_drawing(dc);
return RT_TRUE;
}
void _draw_default(PVOID wdt, rtgui_event_t* event)
{
struct rtgui_dc* dc;
rtgui_widget_t* widget = (rtgui_widget_t*)wdt;
rtgui_rect_t rect;
/* 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);
/* 获得控件所属的DC */
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) /* 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） */
return ;
/* 获得demo view允许绘图的区域 */
rtgui_widget_get_rect(widget, &rect);
rtgui_rect_inflate(&rect, -5);
rect.y1 += 35;
/* 擦除所有 */
RTGUI_WIDGET_BACKGROUND(widget) = default_background;
rtgui_dc_fill_rect(dc, &rect);
/* 显示提示 */
rtgui_dc_draw_text(dc, "按鼠标键开始/停止测试...", &rect);
/* 绘图完成 */
rtgui_dc_end_drawing(dc);
}
void rtgui_theme_draw_iconbox(rtgui_iconbox_t* iconbox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(iconbox));
if (dc == RT_NULL) return;
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(iconbox), &rect);
/* draw icon */
rtgui_image_blit(iconbox->image, dc, &rect);
/* draw text */
if (iconbox->text_position == RTGUI_ICONBOX_TEXT_BELOW && iconbox->text != RT_NULL)
{
rect.y1 = iconbox->image->h + RTGUI_WIDGET_DEFAULT_MARGIN;
rtgui_dc_draw_text(dc, iconbox->text, &rect);
}
else if (iconbox->text_position == RTGUI_ICONBOX_TEXT_RIGHT && iconbox->text != RT_NULL)
{
rect.x1 = iconbox->image->w + RTGUI_WIDGET_DEFAULT_MARGIN;
rtgui_dc_draw_text(dc, iconbox->text, &rect);
}
/* end drawing */
rtgui_dc_end_drawing(dc);
}
static rt_bool_t 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;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
rtgui_dc_fill_rect(dc, &rect);
if (background != RT_NULL)
rtgui_image_blit(background, dc, &rect);
rtgui_dc_draw_text(dc, "Radio Today", &rect);
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
return rtgui_view_event_handler(widget, event);
}
void rtgui_textbox_ondraw(rtgui_textbox_t *box)
{
/* draw button */
rtgui_rect_t rect;
struct rtgui_dc *dc;
rtgui_color_t fc;
RT_ASSERT(box != RT_NULL);
/* 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(box);
rtgui_rect_inflate(&rect, -1);
/* fill widget rect with white color */
RTGUI_WIDGET_BACKGROUND(box) = white;
rtgui_dc_fill_rect(dc, &rect);
rtgui_rect_inflate(&rect, 1);
/* draw border */
RTGUI_WIDGET_FOREGROUND(box) = RTGUI_RGB(123, 158, 189);
rtgui_dc_draw_rect(dc, &rect);
/* draw text */
RTGUI_WIDGET_FOREGROUND(box) = fc;
if (box->text != RT_NULL)
{
rect.x1 += RTGUI_WIDGET_DEFAULT_MARGIN;
/* draw single text */
if (box->flag & RTGUI_TEXTBOX_MASK)
{
/* draw mask char */
rt_size_t len = rt_strlen(box->text);
if (len > 0)
{
char *text_mask = rtgui_malloc(len + 1);
rt_memset(text_mask, box->mask_char, len + 1);
text_mask[len] = 0;
rtgui_dc_draw_text(dc, text_mask+box->first_pos, &rect);
rtgui_free(text_mask);
}
}
else
{
rtgui_dc_draw_text(dc, box->text+box->first_pos, &rect);
}
}
rtgui_dc_end_drawing(dc);
}
void rtgui_listbox_ondraw(struct rtgui_listbox* box)
{
struct rtgui_rect rect, item_rect;
struct rtgui_dc* dc;
rt_uint16_t page_index, index;
const struct rtgui_listbox_item* item;
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
rtgui_dc_fill_rect(dc, &rect);
rect.x2 -= 1; rect.y2 -= 1;
/* draw focused border */
if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(box)))
rtgui_dc_draw_focus_rect(dc, &rect);
/* get item base rect */
item_rect = rect;
item_rect.x1 += 1; item_rect.x2 -= 1;
item_rect.y1 += 2;
item_rect.y2 = item_rect.y1 + (2 + rtgui_theme_get_selected_height());
/* get current page */
page_index = (box->current_item / box->page_items) * box->page_items;
for (index = 0; index < box->page_items; index ++)
{
if (page_index + index >= box->items_count) break;
item = &(box->items[page_index + index]);
if (page_index + index == box->current_item)
{
rtgui_theme_draw_selected(dc, &item_rect);
}
item_rect.x1 += LIST_MARGIN;
if (item->image != RT_NULL)
{
rtgui_image_blit(item->image, dc, &item_rect);
item_rect.x1 += item->image->w + 2;
}
/* draw text */
rtgui_dc_draw_text(dc, item->name, &item_rect);
if (item->image != RT_NULL)
item_rect.x1 -= (item->image->w + 2);
item_rect.x1 -= LIST_MARGIN;
/* move to next item position */
item_rect.y1 += (rtgui_theme_get_selected_height() + 2);
item_rect.y2 += (rtgui_theme_get_selected_height() + 2);
}
rtgui_dc_end_drawing(dc);
}
static rt_bool_t 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;
rtgui_image_t *image;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
rtgui_dc_fill_rect(dc, &rect);
rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y2 - 1);
/* draw RT-Thread logo */
image = rtgui_image_create_from_file("hdc",
"/resource/RTT.hdc", RT_FALSE);
if (image != RT_NULL)
{
rtgui_image_blit(image, dc, &rect);
rtgui_image_destroy(image);
image = RT_NULL;
}
if (network_image != RT_NULL)
{
rect.x1 = rect.x2 - (network_image->w + 2);
rtgui_image_blit(network_image, dc, &rect);
}
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
else if (event->type == RTGUI_EVENT_MOUSE_BUTTON)
{
struct rtgui_rect rect;
struct rtgui_event_mouse* emouse;
emouse = (struct rtgui_event_mouse*) event;
rtgui_widget_get_rect(widget, &rect);
rect.y2 = rect.y1 + 100;
if (emouse->button & (RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP) &&
(rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK))
{
/* enter function view */
player_notfiy_functionview();
}
}
return rtgui_view_event_handler(widget, event);
}
static void on_draw(rtgui_widget_t *widget)
{
struct rtgui_dc *dc;
dc = rtgui_dc_begin_drawing(widget);
rtgui_dc_blit(app_list->bg_buffer, &app_list->bgdisp_point,
dc, &app_list->rect);
rtgui_dc_blit(app_list->view_buffer, &app_list->listdisp_point,
dc, &app_list->view_rect);
rtgui_dc_blit(app_list->pm_buffer, RT_NULL, dc, &app_list->pm_rect);
rtgui_dc_end_drawing(dc);
}
static void snake_update(struct rtgui_widget *widget)
{
struct rtgui_dc *dc;
rt_int32_t x, y;
rt_uint32_t i;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL)
{
rt_kprintf("dc == RT_NULL\r\n");
return;
}
snake_fill_lattice(dc, second_node.x, second_node.y, SNAKE_COLOR);
second_node = map->snake_flush[0];
for (i = 0; i < 3; i++)
{
if (i < 2)
{
x = map->snake_flush[i].x;
y = map->snake_flush[i].y;
}
else
{
x = map->food_flush[0].x;
y = map->food_flush[0].y;
}
if ((x >= 0) && (y >= 0))
{
switch (map->range[(map->width * y) + x])
{
case NORMAL:
snake_fill_lattice(dc, x, y, BACKGROUND_COLOR);
break;
case FOOD:
snake_fill_lattice(dc, x, y, FOOD_COLOR);
break;
case OVER:
if (0 == i)
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_form_ondraw(struct rtgui_form *form)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, row_rect;
const struct rtgui_font *font;
char *buf;
char *pch1;
int i, j;
if (NULL == form) {
form_debug(("fun:%s(), param error!\n", __FUNCTION__));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(form));
if (dc == RT_NULL) return;
buf = rt_malloc(form->bytes_of_row);
if (NULL == buf) {
form_debug(("fun:%s(), line:%d:%d malloc fail!\n", __FUNCTION__, __LINE__, form->bytes_of_row));
rtgui_dc_end_drawing(dc);
return;
}
rtgui_widget_get_rect(RTGUI_WIDGET(form), &rect);
rtgui_dc_fill_rect(dc, &rect);
font = RTGUI_DC_FONT(dc);
if (font == RT_NULL)
font = rtgui_font_default();
draw_form_head(form, font, dc, &rect, &row_rect, buf);
j = form->row_cnt_of_fbody;
pch1 = form->fbody;
for (i=0; i<j; ++i) {
row_rect.y1 += font->height + GAG_BETWEEN_ROW;
row_rect.y2 += font->height + GAG_BETWEEN_ROW;
rtgui_dc_draw_text(dc, pch1, &row_rect);
form_debug(("fun:%s(), %dth line:%s!\n", __FUNCTION__, i, pch1));
pch1 += form->bytes_of_row;
}
rtgui_dc_end_drawing(dc);
rt_free(buf);
return;
}
void rtgui_combo_ondraw(rtgui_combo_t *cbo)
{
rtgui_rect_t rect;
rtgui_dc_t* dc;
RT_ASSERT(cbo != RT_NULL);
/* begin drawing */
dc = rtgui_dc_begin_drawing(cbo);
if(dc == RT_NULL)return;
rtgui_widget_get_rect(cbo, &rect);
rtgui_rect_inflate(&rect,-RTGUI_WIDGET_BORDER_SIZE(cbo));
if(RTGUI_WIDGET_IS_ENABLE(cbo))
RTGUI_DC_BC(dc) = theme.blankspace;
else
RTGUI_DC_BC(dc) = theme.background;
rtgui_dc_fill_rect(dc, &rect);
rtgui_rect_inflate(&rect,RTGUI_WIDGET_BORDER_SIZE(cbo));
rtgui_dc_draw_border(dc, &rect,RTGUI_WIDGET_BORDER_STYLE(cbo));
if(RC_H(rect)<RTGUI_COMBO_HEIGHT)return;
/* draw downarrow button */
rect.x1 = rect.x2-RTGUI_COMBO_BUTTON_WIDTH;
RTGUI_DC_BC(dc) = theme.background;
rtgui_dc_fill_rect(dc, &rect);
if(cbo->style & RTGUI_COMBO_STYLE_DOWNARROW_UP)
{
rtgui_dc_draw_border(dc, &rect, theme.style);
rtgui_dc_draw_byte(dc,rect.x1+(rect.x2-rect.x1-7)/2, rect.y1+(rect.y2-rect.y1-4)/2, 4, combo_down_bmp);
}
else if(cbo->style & RTGUI_COMBO_STYLE_DOWNARROW_DOWN)
{
rtgui_dc_draw_border(dc, &rect, theme.style);
rtgui_dc_draw_byte(dc,rect.x1+(rect.x2-rect.x1-7)/2+1, rect.y1+(rect.y2-rect.y1-4)/2+1, 4, combo_down_bmp);
}
if(cbo->tbox != RT_NULL)
{
RTGUI_DC_FC(dc) = theme.foreground;
rtgui_textbox_ondraw(cbo->tbox);
}
rtgui_dc_end_drawing(dc);
}
static void rtgui_combobox_ondraw(struct rtgui_combobox* box)
{
/* draw button */
rtgui_color_t bc;
struct rtgui_dc* dc;
struct rtgui_rect rect, r;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box));
if (dc == RT_NULL) return;
bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box));
/* get widget rect */
rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect);
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = white;
/* fill widget rect with background color */
rtgui_dc_fill_rect(dc, &rect);
rtgui_dc_draw_rect(dc, &rect);
/* draw current item */
if (box->current_item < box->items_count)
{
rect.x1 += 5;
rtgui_dc_draw_text(dc, box->items[box->current_item].name, &rect);
}
/* restore background color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = bc;
/* draw pull down button */
rect.x1 = rect.x2 - RTGUI_COMBOBOX_BUTTON_WIDTH;
rtgui_rect_inflate(&rect, -1);
rtgui_dc_fill_rect(dc, &rect);
if (box->pd_pressed == RT_TRUE) rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SUNKEN);
else rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_RAISE);
r.x1 = 0;
r.y1 = 0;
r.x2 = 8;
r.y2 = 4;
rtgui_rect_moveto_align(&rect, &r, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
rtgui_dc_draw_byte(dc, r.x1, r.y1, 4, down_arrow);
/* end drawing */
rtgui_dc_end_drawing(dc);
return;
}
static void rtgui_listctrl_update_current(struct rtgui_listctrl *ctrl, rt_uint16_t old_item)
{
struct rtgui_dc *dc;
rtgui_rect_t rect, item_rect;
if (old_item / ctrl->page_items != ctrl->current_item / ctrl->page_items)
{
/* it's not a same page, update all */
rtgui_widget_update(RTGUI_WIDGET(ctrl));
return;
}
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(ctrl));
if (dc == RT_NULL) return;
_rtgui_listctrl_get_rect(ctrl, &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 % ctrl->page_items) * (2 + ctrl->item_height);
item_rect.y2 = item_rect.y1 + (2 + ctrl->item_height);
/* draw old item */
rtgui_dc_fill_rect(dc, &item_rect);
if (ctrl->on_item_draw != RT_NULL)
ctrl->on_item_draw(ctrl, dc, &item_rect, old_item);
/* 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 += (ctrl->current_item % ctrl->page_items) * (2 + ctrl->item_height);
item_rect.y2 = item_rect.y1 + (2 + ctrl->item_height);
/* draw current item */
rtgui_theme_draw_selected(dc, &item_rect);
if (ctrl->on_item_draw != RT_NULL)
ctrl->on_item_draw(ctrl, dc, &item_rect, ctrl->current_item);
rtgui_dc_end_drawing(dc);
}
static rt_bool_t picture_view_event_handler(rtgui_object_t *object, rtgui_event_t *event)
{
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
struct rtgui_image* image = RT_NULL;
char fn[32];
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(object));
if (dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(RTGUI_WIDGET(object), &rect);
/* open image */
rt_snprintf(fn, sizeof(fn), "%s/%s", PICTURE_DIR, current_fn);
rt_kprintf("pic fn: %s\n", fn);
if (strstr(fn, ".hdc") != RT_NULL ||
strstr(fn, ".HDC") != RT_NULL)
{
image = rtgui_image_create_from_file("hdc",
fn, RT_FALSE);
}
else if (strstr(fn, ".bmp") != RT_NULL ||
strstr(fn, ".BMP") != RT_NULL)
{
image = rtgui_image_create_from_file("bmp",
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;
}
return rtgui_container_event_handler(object, event);
}
