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testdragareas.c
93 lines (78 loc) · 2.75 KB
/
testdragareas.c
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#include <stdio.h>
#include "SDL.h"
/* !!! FIXME: rewrite this to be wired in to test framework. */
int main(int argc, char **argv)
{
int done = 0;
SDL_Window *window;
SDL_Renderer *renderer;
const SDL_Rect drag_areas[] = {
{ 20, 20, 100, 100 },
{ 200, 70, 100, 100 },
{ 400, 90, 100, 100 }
};
const SDL_Rect *areas = drag_areas;
int numareas = SDL_arraysize(drag_areas);
/* !!! FIXME: check for errors. */
SDL_Init(SDL_INIT_VIDEO);
window = SDL_CreateWindow("Drag the red boxes", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640, 480, SDL_WINDOW_BORDERLESS);
renderer = SDL_CreateRenderer(window, -1, 0);
if (SDL_SetWindowDragAreas(window, areas, numareas) == -1) {
fprintf(stderr, "Setting drag areas failed!\n");
SDL_Quit();
return 1;
}
while (!done)
{
SDL_SetRenderDrawColor(renderer, 0, 0, 127, 255);
SDL_RenderClear(renderer);
SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
SDL_RenderFillRects(renderer, areas, SDL_arraysize(drag_areas));
SDL_RenderPresent(renderer);
SDL_Event e;
int nothing_to_do = 1;
while (SDL_PollEvent(&e)) {
nothing_to_do = 0;
switch (e.type)
{
case SDL_MOUSEBUTTONDOWN:
printf("button down!\n");
break;
case SDL_MOUSEBUTTONUP:
printf("button up!\n");
break;
case SDL_WINDOWEVENT:
if (e.window.event == SDL_WINDOWEVENT_MOVED) {
printf("Window event moved to (%d, %d)!\n", (int) e.window.data1, (int) e.window.data2);
}
break;
case SDL_KEYDOWN:
if (e.key.keysym.sym == SDLK_ESCAPE) {
done = 1;
} else if (e.key.keysym.sym == SDLK_x) {
if (!areas) {
areas = drag_areas;
numareas = SDL_arraysize(drag_areas);
} else {
areas = NULL;
numareas = 0;
}
if (SDL_SetWindowDragAreas(window, areas, numareas) == -1) {
fprintf(stderr, "Setting drag areas failed!\n");
SDL_Quit();
return 1;
}
}
break;
case SDL_QUIT:
done = 1;
break;
}
}
if (nothing_to_do) {
SDL_Delay(50);
}
}
SDL_Quit();
return 0;
}