- added libdrawtext

[demo_prior] / src / imtk / progress.c

diff --git a/src/imtk/progress.c b/src/imtk/progress.c
new file mode 100644 (file)
index 0000000..ae80834
--- /dev/null
+++ b/src/imtk/progress.c
@@ -0,0 +1,44 @@
+#include <string.h>
+#include "imtk.h"
+#include "draw.h"
+
+#define PROGR_SIZE             100
+#define PROGR_HEIGHT                   15
+
+static void draw_progress(int id, float pos, int x, int y);
+
+void imtk_progress(int id, float pos, int x, int y)
+{
+       if(x == IMTK_AUTO || y == IMTK_AUTO) {
+               imtk_layout_get_pos(&x, &y);
+       }
+
+       draw_progress(id, pos, x, y);
+       imtk_layout_advance(PROGR_SIZE, PROGR_HEIGHT);
+}
+
+static void draw_progress(int id, float pos, int x, int y)
+{
+       int bar_size = PROGR_SIZE * pos;
+       float b = imtk_get_bevel_width();
+       float tcol[4], bcol[4];
+
+       if(pos < 0.0) pos = 0.0;
+       if(pos > 1.0) pos = 1.0;
+
+       memcpy(tcol, imtk_get_color(IMTK_BOTTOM_COLOR), sizeof tcol);
+       memcpy(bcol, imtk_get_color(IMTK_TOP_COLOR), sizeof bcol);
+
+       /* trough */
+       imtk_draw_rect(x - b, y - b, PROGR_SIZE + b * 2, PROGR_HEIGHT + b * 2, tcol, bcol);
+       imtk_draw_frame(x - b, y - b, PROGR_SIZE + b * 2, PROGR_HEIGHT + b * 2, FRAME_INSET);
+
+       /* bar */
+       if(pos > 0.0) {
+               memcpy(tcol, imtk_get_color(IMTK_TOP_COLOR), sizeof tcol);
+               memcpy(bcol, imtk_get_color(IMTK_BOTTOM_COLOR), sizeof bcol);
+
+               imtk_draw_rect(x, y, bar_size, PROGR_HEIGHT, tcol, bcol);
+               imtk_draw_frame(x, y, bar_size, PROGR_HEIGHT, FRAME_OUTSET);
+       }
+}