static void iGLExpanderDrawExtraButton(Ihandle* ih, int button, int x, int y, int height)
{
char* image = iupAttribGetId(ih, "IMAGEEXTRA", button);
int active = IupGetInt(ih, "ACTIVE");
int img_height;
if (!image)
return;
if (ih->data->extra_buttons_state[button] == 1)
{
char* impress = iupAttribGetId(ih, "IMAGEEXTRAPRESS", button);
if (impress) image = impress;
}
else if (ih->data->extra_buttons_state[button] == -1)
{
char* imhighlight = iupAttribGetId(ih, "IMAGEEXTRAHIGHLIGHT", button);
if (imhighlight) image = imhighlight;
}
iupGLImageGetInfo(image, NULL, &img_height, NULL);
if (height > img_height)
y += (height - img_height) / 2;
iupGLDrawImage(ih, x, y, image, !active);
}
static int iGLExpanderACTION_CB(Ihandle* ih)
{
int x1, y1, x2, y2;
char *image = iupAttribGet(ih, "IMAGE");
char* title = iupAttribGet(ih, "TITLE");
int active = iupAttribGetInt(ih, "ACTIVE");
char* fgcolor = iupAttribGetStr(ih, "FORECOLOR");
char* bgcolor = iupAttribGetStr(ih, "BACKCOLOR");
int highlight = iupAttribGetInt(ih, "HIGHLIGHT");
int pressed = iupAttribGetInt(ih, "PRESSED");
int bar_size = iGLExpanderGetBarSize(ih);
/* calc bar position */
if (ih->data->position == IEXPANDER_LEFT)
{
x1 = 0;
x2 = bar_size;
y1 = 0;
y2 = ih->currentheight - 1;
}
else if (ih->data->position == IEXPANDER_RIGHT)
{
x1 = ih->currentwidth-1 - bar_size;
x2 = ih->currentwidth-1;
y1 = 0;
y2 = ih->currentheight - 1;
}
else if (ih->data->position == IEXPANDER_BOTTOM)
{
x1 = 0;
x2 = ih->currentwidth - 1;
y1 = ih->currentheight-1 - bar_size;
y2 = ih->currentheight-1;
}
else /* IEXPANDER_TOP */
{
x1 = 0;
x2 = ih->currentwidth - 1;
y1 = 0;
y2 = bar_size;
}
/* draw bar box */
iupGLDrawBox(ih, x1, x2, y1, y2, bgcolor, 1);
if (ih->data->position == IEXPANDER_TOP && (title || image || ih->data->extra_buttons != 0))
{
/* left align image/handler+title */
int txt_offset = IEXPAND_HANDLE_SIZE;
if (image)
{
int active = IupGetInt(ih, "ACTIVE");
int img_width = 0, img_height = 0;
int y_offset = 0;
if (ih->data->state != IEXPANDER_CLOSE)
{
char* imopen = iupAttribGetStr(ih, "IMAGEOPEN");
if (imopen) image = imopen;
if (highlight)
{
char* imhighlight = iupAttribGetStr(ih, "IMAGEOPENHIGHLIGHT");
if (imhighlight) image = imhighlight;
}
}
else if (highlight)
{
char* imhighlight = iupAttribGetStr(ih, "IMAGEHIGHLIGHT");
if (imhighlight) image = imhighlight;
}
iupGLImageGetInfo(image, &img_width, &img_height, NULL);
if (bar_size > img_height)
y_offset = (bar_size - img_height) / 2;
iupGLDrawImage(ih, IEXPAND_BACK_MARGIN, y_offset, image, !active);
txt_offset = iupMAX(txt_offset, img_width);
}
else
{
int y_offset = 0;
if (bar_size > IEXPAND_HANDLE_SIZE + 2 * IEXPAND_BACK_MARGIN)
y_offset = (bar_size - IEXPAND_HANDLE_SIZE - 2 * IEXPAND_BACK_MARGIN) / 2;
if (pressed)
{
char* presscolor = iupAttribGetStr(ih, "PRESSCOLOR");
if (presscolor)
fgcolor = presscolor;
}
else if (highlight)
{
char* hlcolor = iupAttribGetStr(ih, "HIGHCOLOR");
if (hlcolor)
fgcolor = hlcolor;
}
if (ih->data->state == IEXPANDER_CLOSE)
iGLExpanderDrawSmallArrow(ih, fgcolor, active, IEXPANDER_RIGHT, y_offset);
else
iGLExpanderDrawSmallArrow(ih, fgcolor, active, IEXPANDER_BOTTOM, y_offset);
}
if (title)
{
int height;
iupGLFontGetMultiLineStringSize(ih, title, NULL, &height);
iupGLDrawText(ih, txt_offset, (bar_size - height) / 2 - 1, title, fgcolor, active);
}
if (ih->data->extra_buttons != 0)
{
/* right align extra buttons */
int y = IEXPAND_SPACING + IEXPAND_BACK_MARGIN;
int height = bar_size - 2 * (IEXPAND_SPACING + IEXPAND_BACK_MARGIN);
iGLExpanderDrawExtraButton(ih, 1, ih->currentwidth - (IEXPAND_BUTTON_SIZE + IEXPAND_SPACING) - IEXPAND_BACK_MARGIN, y, height);
if (ih->data->extra_buttons > 1)
iGLExpanderDrawExtraButton(ih, 2, ih->currentwidth - 2 * (IEXPAND_BUTTON_SIZE + IEXPAND_SPACING) - IEXPAND_BACK_MARGIN, y, height);
if (ih->data->extra_buttons == 3)
iGLExpanderDrawExtraButton(ih, 3, ih->currentwidth - 3 * (IEXPAND_BUTTON_SIZE + IEXPAND_SPACING) - IEXPAND_BACK_MARGIN, y, height);
}
}
else
{
/* center align the handler */
int x = x1,
y = y1,
width = x2 - x1 + 1,
height = y2 - y1 + 1;
if (pressed)
{
char* presscolor = iupAttribGetStr(ih, "PRESSCOLOR");
if (presscolor)
fgcolor = presscolor;
}
else if (highlight)
{
char* hlcolor = iupAttribGetStr(ih, "HIGHCOLOR");
if (hlcolor)
fgcolor = hlcolor;
}
switch (ih->data->position)
{
case IEXPANDER_LEFT:
x += 0;
y += (height - IEXPAND_HANDLE_SIZE) / 2;
if (ih->data->state == IEXPANDER_CLOSE)
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_RIGHT);
else
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_LEFT);
break;
case IEXPANDER_RIGHT:
x += 0;
y += (height - IEXPAND_HANDLE_SIZE) / 2;
if (ih->data->state == IEXPANDER_CLOSE)
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_LEFT);
else
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_RIGHT);
break;
case IEXPANDER_TOP:
x += (width - IEXPAND_HANDLE_SIZE) / 2;
y += 0;
if (ih->data->state == IEXPANDER_CLOSE)
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_BOTTOM);
else
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_TOP);
break;
case IEXPANDER_BOTTOM:
x += (width - IEXPAND_HANDLE_SIZE) / 2;
y += 0;
if (ih->data->state == IEXPANDER_CLOSE)
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_TOP);
else
iGLExpanderDrawArrow(ih, x, y, fgcolor, active, IEXPANDER_BOTTOM);
break;
}
}
return IUP_DEFAULT;
}
static int iGLValACTION_CB(Ihandle* ih)
{
iGLVal* val = (iGLVal*)iupAttribGet(ih, "_IUP_GLVAL");
float bwidth = iupAttribGetFloat(ih, "BORDERWIDTH");
char* bordercolor = iupAttribGetStr(ih, "BORDERCOLOR");
int active = iupAttribGetInt(ih, "ACTIVE");
char* bgcolor = iupAttribGetStr(ih, "BGCOLOR");
int slider_size = iupAttribGetInt(ih, "SLIDERSIZE");
int border_width = (int)ceil(bwidth);
int is_horizontal = iupStrEqualNoCase(iupAttribGetStr(ih, "ORIENTATION"), "HORIZONTAL");
int handler_width, handler_height;
char *image = iupAttribGet(ih, "IMAGE");
char* bgimage = iupAttribGet(ih, "BACKIMAGE");
double percent = (val->value - val->vmin) / (val->vmax - val->vmin);
int x1, y1, x2, y2;
iGLValGetHandlerSize(ih, is_horizontal, &handler_width, &handler_height);
if (is_horizontal)
{
x1 = handler_width / 2;
x2 = ih->currentwidth - 1 - handler_width / 2;
y1 = (ih->currentheight - slider_size) / 2;
y2 = y1 + slider_size;
}
else
{
y1 = handler_height / 2;
y2 = ih->currentheight - 1 - handler_height / 2;
x1 = (ih->currentwidth - slider_size) / 2;
x2 = x1 + slider_size;
}
/* draw slider background */
if (bgimage)
iupGLDrawImageZoom(ih, border_width, border_width,
border_width, border_width,
"BACKIMAGE", bgimage, active);
else
{
iupGLDrawBox(ih, x1 + border_width, x2 - border_width,
y1 + border_width, y2 - border_width,
bgcolor, 1); /* always active */
/* draw slider border - can be disabled setting bwidth=0 */
iupGLDrawRect(ih, x1, x2, y1, y2, bwidth, bordercolor, active, 0);
}
if (is_horizontal)
{
int xmid = x1 + iupRound((x2 - x1) * percent);
x1 = xmid - handler_width / 2; if (x1 < 0) x1 = 0;
x2 = xmid + handler_width / 2; if (x2 > ih->currentwidth - 1) x2 = ih->currentwidth - 1;
y1 = 0;
y2 = ih->currentheight - 1;
}
else
{
int ymid = y1 + iupRound((y2 - y1) * (1.0 - percent));
y1 = ymid - handler_height / 2; if (y1 < 0) y1 = 0;
y2 = ymid + handler_height / 2; if (y2 > ih->currentheight - 1) y2 = ih->currentheight - 1;
x1 = 0;
x2 = ih->currentwidth - 1;
}
if (image)
{
int x, y, width, height;
iupGLImageGetInfo(image, &width, &height, NULL);
/* always center the image */
x = (x2 - x1 + 1 - width) / 2;
y = (y2 - y1 + 1 - height) / 2;
if (x1 + x < 0) x = 0;
if (y1 + y < 0) y = 0;
if (x1 + x + width > ih->currentwidth - 1) x = ih->currentwidth - 1 - width - x1;
if (y1 + y + height > ih->currentheight - 1) y = ih->currentheight - 1 - height - y1;
iupGLDrawImage(ih, x1 + x, y1 + y, "IMAGE", image, active);
}
else
{
int pressed = iupAttribGetInt(ih, "PRESSED");
int highlight = iupAttribGetInt(ih, "HIGHLIGHT");
char* fgcolor = iupAttribGetStr(ih, "FGCOLOR");
if (pressed)
{
char* presscolor = iupAttribGetStr(ih, "PSCOLOR");
if (presscolor)
fgcolor = presscolor;
}
else if (highlight)
{
char* hlcolor = iupAttribGetStr(ih, "HLCOLOR");
if (hlcolor)
fgcolor = hlcolor;
}
/* draw handler foreground */
iupGLDrawBox(ih, x1 + border_width, x2 - border_width, y1 + border_width, y2 - border_width, fgcolor, active);
/* draw handler border - can still be disabled setting bwidth=0
after the background because of the round rect */
iupGLDrawRect(ih, x1, x2, y1, y2, bwidth, bordercolor, active, 1);
}
return IUP_DEFAULT;
}
