1 |
root |
1.1 |
#include <Defines.h> |
2 |
|
|
#include <global.h> |
3 |
|
|
#include <debug.h> |
4 |
|
|
#include <X11.h> |
5 |
|
|
#include <CrUtil.h> |
6 |
|
|
|
7 |
|
|
|
8 |
|
|
extern Pixmap *pixmaps; /* list of pixmaps */ |
9 |
|
|
extern Pixmap *masks; /* list of pixmaps */ |
10 |
|
|
|
11 |
|
|
|
12 |
|
|
|
13 |
|
|
/* Draw one of the tiles in a (potentially big) face. |
14 |
|
|
* |
15 |
|
|
* w, gc - Where you want to paint the face, um. |
16 |
|
|
* x, y - The pixel co-ordinates of w where you want the face to appear. |
17 |
|
|
* |
18 |
|
|
* x_offset, y_offset: |
19 |
|
|
* |
20 |
|
|
* Which part of the big face you want to draw; how many tiles down and |
21 |
|
|
* right from the head you want to offset into the face. |
22 |
|
|
* |
23 |
|
|
* If you want to draw the bottom-right corner of a 2 wide, 3 tall face, |
24 |
|
|
* provide x_offset y_offset 1, 2. |
25 |
|
|
* |
26 |
|
|
* If you want the top-left corner or are drawing a single-tile face, |
27 |
|
|
* give 0, 0. |
28 |
|
|
*/ |
29 |
|
|
void DrawFacePart ( |
30 |
|
|
Widget w, GC gc, New_Face * face, int x, int y, |
31 |
|
|
int x_offset, int y_offset |
32 |
|
|
) { |
33 |
|
|
int num = face->number; |
34 |
|
|
|
35 |
|
|
if (displaymode == Dm_Png) { |
36 |
|
|
XSetClipMask(XtDisplay(w), gc, masks[num]); |
37 |
|
|
/* On the other hand, x and y will be bigger, so the mask will be in |
38 |
|
|
the right place. */ |
39 |
|
|
XSetClipOrigin(XtDisplay(w), gc, |
40 |
|
|
x - FontSize * x_offset, |
41 |
|
|
y - FontSize * y_offset); |
42 |
|
|
XCopyArea(XtDisplay(w), pixmaps[num], XtWindow(w), gc, |
43 |
|
|
FontSize * x_offset, FontSize * y_offset, |
44 |
|
|
FontSize, FontSize, |
45 |
|
|
x, y); |
46 |
|
|
} |
47 |
|
|
} |
48 |
|
|
|
49 |
|
|
/* Draws one tile of op on w, gc at pixel (x, y). |
50 |
|
|
* |
51 |
|
|
* This does the Right Thing with multi-tile objects: It paints the |
52 |
|
|
* particular part of the face when op is not the head, even for a big face. |
53 |
|
|
* |
54 |
|
|
* When op has a big face, DrawPartObject() calculates the offset to the |
55 |
|
|
* head to draw the right part of the big face for op. |
56 |
|
|
*/ |
57 |
|
|
void DrawPartObject(Widget w, GC gc, object * op, int x, int y) { |
58 |
|
|
|
59 |
|
|
int x_offset = 0, y_offset = 0; |
60 |
|
|
|
61 |
|
|
if (op->head != NULL) { |
62 |
|
|
if (op->face == op->head->face) { |
63 |
|
|
/* We're not the head, but we've got the same face. Therefore, |
64 |
|
|
we've got a big face; get the offset in tiles. */ |
65 |
|
|
x_offset = op->x - op->head->x; |
66 |
|
|
y_offset = op->y - op->head->y; |
67 |
|
|
} |
68 |
|
|
} |
69 |
|
|
|
70 |
|
|
DrawFacePart(w, gc, |
71 |
|
|
op->face, |
72 |
|
|
x, y, |
73 |
|
|
x_offset, y_offset); |
74 |
|
|
} |
75 |
|
|
|
76 |
|
|
/* |
77 |
|
|
*Function: GCCreate |
78 |
|
|
*Member-Of: Cr |
79 |
|
|
*Description: |
80 |
|
|
* Create suitable GC for Cr widgets. |
81 |
|
|
*Commentary: |
82 |
|
|
* There are inplicit use of use_pixmaps and color_pix, that should |
83 |
|
|
* be removed by better structuring of program. |
84 |
|
|
*/ |
85 |
|
|
GC GCCreate (Widget w) { |
86 |
|
|
GC gc; |
87 |
|
|
gc= XtAllocateGC (w, 0, 0L, NULL, GCBackground | GCForeground, 0); |
88 |
|
|
XSetGraphicsExposures(XtDisplay(w), gc, False); |
89 |
|
|
return gc; |
90 |
|
|
} |
91 |
|
|
|
92 |
|
|
|