diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/pugl_cairo_test.c | 83 |
1 files changed, 60 insertions, 23 deletions
diff --git a/test/pugl_cairo_test.c b/test/pugl_cairo_test.c index cd5e5b3..4219728 100644 --- a/test/pugl_cairo_test.c +++ b/test/pugl_cairo_test.c @@ -23,23 +23,30 @@ #include <cairo.h> +#include <math.h> #include <stdbool.h> #include <stdio.h> #include <string.h> -static int quit = 0; -static bool entered = false; +static bool continuous = false; +static int quit = 0; +static bool entered = false; +static bool mouseDown = false; +static unsigned framesDrawn = 0; typedef struct { int x; int y; int w; int h; - bool pressed; const char* label; } Button; -static Button toggle_button = { 16, 16, 128, 64, false, "Test" }; +static Button buttons[] = { { 128, 128, 64, 64, "1" }, + { 384, 128, 64, 64, "2" }, + { 128, 384, 64, 64, "3" }, + { 384, 384, 64, 64, "4" }, + { 0, 0, 0, 0, NULL } }; static void roundedBox(cairo_t* cr, double x, double y, double w, double h) @@ -65,15 +72,19 @@ roundedBox(cairo_t* cr, double x, double y, double w, double h) } static void -buttonDraw(cairo_t* cr, const Button* but) +buttonDraw(cairo_t* cr, const Button* but, const double time) { + cairo_save(cr); + cairo_translate(cr, but->x, but->y); + cairo_rotate(cr, sin(time) * 3.141592); + // Draw base - if (but->pressed) { + if (mouseDown) { cairo_set_source_rgba(cr, 0.4, 0.9, 0.1, 1); } else { cairo_set_source_rgba(cr, 0.3, 0.5, 0.1, 1); } - roundedBox(cr, but->x, but->y, but->w, but->h); + roundedBox(cr, 0, 0, but->w, but->h); cairo_fill_preserve(cr); // Draw border @@ -86,18 +97,12 @@ buttonDraw(cairo_t* cr, const Button* but) cairo_set_font_size(cr, 32.0); cairo_text_extents(cr, but->label, &extents); cairo_move_to(cr, - (but->x + but->w / 2.0) - extents.width / 2, - (but->y + but->h / 2.0) + extents.height / 2); + (but->w / 2.0) - extents.width / 2, + (but->h / 2.0) + extents.height / 2); cairo_set_source_rgba(cr, 0, 0, 0, 1); cairo_show_text(cr, but->label); -} -static bool -buttonTouches(const Button* but, double x, double y) -{ - (void)but; - return (x >= toggle_button.x && x <= toggle_button.x + toggle_button.w && - y >= toggle_button.y && y <= toggle_button.y + toggle_button.h); + cairo_restore(cr); } static void @@ -116,8 +121,17 @@ onDisplay(PuglView* view) cairo_rectangle(cr, 0, 0, width, height); cairo_fill(cr); + // Scale to view size + const double scaleX = (width - (512 / (double)width)) / 512.0; + const double scaleY = (height - (512 / (double)height)) / 512.0; + cairo_scale(cr, scaleX, scaleY); + // Draw button - buttonDraw(cr, &toggle_button); + for (Button* b = buttons; b->label; ++b) { + buttonDraw(cr, b, continuous ? puglGetTime(view) : 0.0); + } + + ++framesDrawn; } static void @@ -137,10 +151,12 @@ onEvent(PuglView* view, const PuglEvent* event) } break; case PUGL_BUTTON_PRESS: - if (buttonTouches(&toggle_button, event->button.x, event->button.y)) { - toggle_button.pressed = !toggle_button.pressed; - puglPostRedisplay(view); - } + mouseDown = true; + puglPostRedisplay(view); + break; + case PUGL_BUTTON_RELEASE: + mouseDown = false; + puglPostRedisplay(view); break; case PUGL_ENTER_NOTIFY: entered = true; @@ -166,8 +182,11 @@ main(int argc, char** argv) bool ignoreKeyRepeat = false; bool resizable = false; for (int i = 1; i < argc; ++i) { - if (!strcmp(argv[i], "-h")) { + if (!strcmp(argv[i], "-c")) { + continuous = true; + } else if (!strcmp(argv[i], "-h")) { printf("USAGE: %s [OPTIONS]...\n\n" + " -c Continuously animate and draw\n" " -h Display this help\n" " -i Ignore key repeat\n" " -r Resizable window\n", argv[0]); @@ -197,9 +216,27 @@ main(int argc, char** argv) puglShowWindow(view); + float lastReportTime = (float)puglGetTime(view); while (!quit) { - puglWaitForEvent(view); + const float thisTime = (float)puglGetTime(view); + + if (continuous) { + puglPostRedisplay(view); + } else { + puglWaitForEvent(view); + } + puglProcessEvents(view); + + if (continuous && thisTime > lastReportTime + 5) { + const double fps = framesDrawn / (thisTime - lastReportTime); + fprintf(stderr, + "%u frames in %.0f seconds = %.3f FPS\n", + framesDrawn, thisTime - lastReportTime, fps); + + lastReportTime = thisTime; + framesDrawn = 0; + } } puglDestroy(view); |