altos/draw: Add transforms to polygon code

[fw/altos] / src / draw / draw-test.c

diff --git a/src/draw/draw-test.c b/src/draw/draw-test.c
index 9487aa31bdf3005b1308406ef7859213e629a0c0..98976eea210ea787b69eb29f25f9a3a28b6ba0f7 100644 (file)
--- a/src/draw/draw-test.c
+++ b/src/draw/draw-test.c
@@ -22,6 +22,7 @@
 #define DEFAULT_WIDTH  WIDTH
 #define DEFAULT_HEIGHT HEIGHT
 
+#define PASS_KEYS
 #include "frame.c"
 #include "ao_draw.h"
 
@@ -38,26 +39,89 @@ static struct ao_bitmap fb = {
 
 #define BIG_FONT FrutigerLT_Roman_64_font
 #define SMALL_FONT FrutigerLT_Roman_12_font
+#define LOGO_FONT BenguiatGothicStd_Bold_26_font
 
 #define VALUE_Y                BIG_FONT.ascent
-#define LABEL_Y                BIG_FONT.ascent + SMALL_FONT.ascent + 2
+#define LABEL_Y                (int16_t) (BIG_FONT.ascent + SMALL_FONT.ascent + 2)
 #define BOX_X          2
 #define PAD_X          90
 #define BOX_LABEL_X    30
 #define PAD_LABEL_X    95
 #define SEP_X          (PAD_X - 8)
 
+static int     box_number = 1;
+static int     pad_number = 1;
+static int     do_polys = 0;
+
+static const struct ao_coord trek[] = {
+       { .x = 90, .y = 0 },
+       { .x = 60, .y = 40 },
+       { .x = 90, .y = 20 },
+       { .x = 120, .y = 40 },
+};
+
+#define NCOORD_TREK (sizeof(trek)/sizeof(trek[0]))
+
+static const struct ao_coord donut[] = {
+       { .x = 30, .y = 0 },
+       { .x = 0, .y = 30 },
+       { .x = 30, .y = 60 },
+       { .x = 60, .y = 30 },
+       { .x = 30, .y = 0 },
+       { .x = 30, .y = 10 },
+       { .x = 50, .y = 30 },
+       { .x = 30, .y = 50 },
+       { .x = 10, .y = 30 },
+       { .x = 30, .y = 10 },
+};
+
+#define NCOORD_DONUT (sizeof(donut)/sizeof(donut[0]))
+
+static const struct ao_coord bowtie[] = {
+       { .x = 0, .y = 0 },
+       { .x = 32, .y = 32 },
+       { .x = 0, .y = 32 },
+       { .x = 32, .y = 0 },
+};
+
+#define NCOORD_BOWTIE (sizeof(bowtie)/sizeof(bowtie[0]))
+
+static const struct ao_transform logo_transform = {
+       .x_scale = 48, .x_off = 0,
+       .y_scale = 48, .y_off = 10,
+};
+
 void HandleExpose(Display *dpy, Window win, GC gc)
 {
+       char    str[64];
+
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, 0xffffffff, AO_COPY);
 
-       ao_text(&fb, &BIG_FONT, BOX_X, VALUE_Y, "32", 0x00000000, AO_COPY);
-       ao_text(&fb, &SMALL_FONT, BOX_LABEL_X, LABEL_Y, "box", 0x00000000, AO_COPY);
+       switch (do_polys) {
+       case 1:
+               ao_logo(&fb, &logo_transform, &LOGO_FONT, 0x00000000, AO_COPY);
+               break;
+       case 2:
+               ao_poly(&fb, trek, NCOORD_TREK, NULL, 0x00000000, AO_COPY);
+               ao_poly(&fb, donut, NCOORD_DONUT, NULL, 0x00000000, AO_COPY);
+               break;
+       case 3:
+               ao_poly(&fb, bowtie, NCOORD_BOWTIE, NULL, 0x00000000, AO_COPY);
+               break;
+       default:
+       case 0:
 
-       ao_text(&fb, &BIG_FONT, PAD_X, VALUE_Y, "2", 0x00000000, AO_COPY);
-       ao_text(&fb, &SMALL_FONT, PAD_LABEL_X, LABEL_Y, "pad", 0x00000000, AO_COPY);
+               sprintf(str, "%02d", box_number);
+               ao_text(&fb, &BIG_FONT, BOX_X, VALUE_Y, str, 0x00000000, AO_COPY);
+               ao_text(&fb, &SMALL_FONT, BOX_LABEL_X, LABEL_Y, "box", 0x00000000, AO_COPY);
 
-       ao_line(&fb, SEP_X, 0, SEP_X, HEIGHT, 0x00000000, AO_COPY);
+               sprintf(str, "%d", pad_number);
+               ao_text(&fb, &BIG_FONT, PAD_X, VALUE_Y, str, 0x00000000, AO_COPY);
+               ao_text(&fb, &SMALL_FONT, PAD_LABEL_X, LABEL_Y, "pad", 0x00000000, AO_COPY);
+
+               ao_line(&fb, SEP_X, 0, SEP_X, HEIGHT, 0x00000000, AO_COPY);
+               break;
+       }
 
        XImage *image = XCreateImage(dpy, visual, 1, XYBitmap, 0, (char *) bits, WIDTH, HEIGHT, 32, STRIDE*4);
        XSetForeground(dpy, gc, WhitePixel(dpy, screen));
@@ -65,3 +129,52 @@ void HandleExpose(Display *dpy, Window win, GC gc)
        XPutImage(dpy, win, gc, image, 0, 0, 0, 0, WIDTH, HEIGHT);
        free(image);
 }
+
+void
+HandleKeyPress(Display *dpy, Window win, GC gc, XEvent *ev)
+{
+       char    string[10];
+       if (XLookupString ((XKeyEvent *) ev, string, sizeof (string), 0, 0) >= 1) {
+               switch (string[0]) {
+               case 'q':
+                       exit (0);
+               case 'p':
+                       pad_number++;
+                       if (pad_number > 8)
+                               pad_number = 1;
+                       break;
+               case 'P':
+                       pad_number--;
+                       if (pad_number < 1)
+                               pad_number = 8;
+                       break;
+               case 'b':
+                       box_number++;
+                       if (box_number > 99)
+                               box_number = 1;
+                       break;
+               case 'B':
+                       box_number--;
+                       if (box_number < 1)
+                               box_number = 99;
+                       break;
+               case 's':
+                       do_polys++;
+                       if (do_polys == 4)
+                               do_polys = 0;
+                       break;
+               case 'c':
+                       break;
+               }
+               HandleExpose(dpy, win, gc);
+       }
+}
+
+void
+HandleKeyRelease(Display *dpy, Window win, GC gc, XEvent *ev)
+{
+       (void) dpy;
+       (void) win;
+       (void) gc;
+       (void) ev;
+}