void CheckSlider(Slider* MySlider){
if (MySlider->ort){
if(DetectRectangle(MySlider->posx-DetectOutline, MySlider->posy - MySlider->size,
MySlider->posx+1+DetectOutline, MySlider->posy)){
if(tsy != (MySlider->posy - MySlider->value)){
MySlider->value = MySlider->posy - tsy;
DisplaySlider(MySlider);
MySlider->scaledvalue = ((float)(MySlider->value)/MySlider->size)*255;
}
}
} else {
if(DetectRectangle(MySlider->posx, MySlider->posy - DetectOutline,
MySlider->posx+MySlider->size, MySlider->posy+1+DetectOutline)){
if(tsx != (MySlider->posx + MySlider->value)){
MySlider->value = (tsx - MySlider->posx);
DisplaySlider(MySlider);
MySlider->scaledvalue = ((float)(MySlider->value)/MySlider->size)*255;
}
}
}
}
/*
* Creates Slider
* 0 < posx < 320
* 0 < posy < 240
* 0 < size
* ort = hrz or vrt
*/
void StartSlider(Slider* MySlider, uint16 posx, uint16 posy, uint16 size, enum orientation ort){
MySlider->visible = 1; /* Initialized to shown */
MySlider->posx = posx;
MySlider->posy = posy;
MySlider->size = size;
MySlider->ort = ort;
MySlider->value = 0;
MySlider->scaledvalue = 0;
DisplaySlider(MySlider);
}
/* Show the widget */
void GUI_ScrollBar::Display(bool full_redraw)
{
SDL_Rect framerect;
// SDL_Rect src, dst;
if(slider_y > 0)
{
framerect.x = area.x;
framerect.y = area.y + button_height;
framerect.w = SCROLLBAR_WIDTH;
framerect.h = slider_y;
SDL_FillRect(surface, &framerect, track_base_c);
// Draw Border
framerect.x = area.x;
framerect.y = area.y + button_height;
framerect.w = SCROLLBAR_WIDTH;
framerect.h = 1;
SDL_FillRect(surface, &framerect, track_border_c);
framerect.x = area.x;
framerect.y = area.y + button_height;
framerect.w = 1;
framerect.h = slider_y;
SDL_FillRect(surface, &framerect, track_border_c);
framerect.x = area.x + SCROLLBAR_WIDTH - 1;
framerect.y = area.y + button_height;
framerect.w = 1;
framerect.h = slider_y;
SDL_FillRect(surface, &framerect, track_border_c);
}
DisplaySlider();
if(slider_y + slider_length < track_length)
{
framerect.x = area.x;
framerect.y = area.y + button_height + slider_y + slider_length;
framerect.w = SCROLLBAR_WIDTH;
framerect.h = track_length - (slider_y + slider_length);
SDL_FillRect(surface, &framerect, track_base_c);
// Draw Border
framerect.x = area.x;
framerect.y = area.y + area.h - button_height - 1;
framerect.w = SCROLLBAR_WIDTH;
framerect.h = 1;
SDL_FillRect(surface, &framerect, track_border_c);
framerect.x = area.x;
framerect.y = area.y + button_height + slider_y + slider_length;
framerect.w = 1;
framerect.h = track_length - slider_y - slider_length;
SDL_FillRect(surface, &framerect, track_border_c);
framerect.x = area.x + SCROLLBAR_WIDTH - 1;
framerect.y = area.y + button_height + slider_y + slider_length;
framerect.w = 1;
framerect.h = track_length - slider_y - slider_length;
SDL_FillRect(surface, &framerect, track_border_c);
}
DisplayChildren();
screen->update(area.x,area.y,area.w,area.h);
return;
}
