111
|
1 typedef struct _ScaleRec *ScaleWidget;
|
|
2 typedef struct
|
|
3 {
|
|
4 short *x;
|
|
5 unsigned short *width;
|
|
6 } Table;
|
|
7 typedef struct
|
|
8 {
|
|
9 Table table;
|
|
10 } ScalePart;
|
|
11 typedef struct _ScaleRec
|
|
12 {
|
|
13 ScalePart scale;
|
|
14 } ScaleRec;
|
|
15 static int
|
|
16 FindPixel (ScaleWidget sw, short x, short y,
|
|
17 short * img_x, short * img_y, unsigned long * img_pixel)
|
|
18 {
|
|
19 if (sw->scale.table.x[(int) *img_x] +
|
|
20 (short) sw->scale.table.width[(int) *img_x] < x)
|
|
21 {
|
|
22 ++*img_x;
|
|
23 return FindPixel (sw, x, y, img_x, img_y, img_pixel);
|
|
24 }
|
|
25 }
|