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annotate packages/services/gfx/mw/current/src/demos/nanox/demo4.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
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1 /*
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2 * Demonstration program for Nano-X blitting
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3 */
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4 #include <stdio.h>
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5 #include <stdlib.h>
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6 #include "nano-X.h"
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7 #include "device.h"
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8
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9 static GR_GC_ID gc1; /* graphics context for text */
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10 static GR_SCREEN_INFO si; /* information about screen */
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11
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12 #define GRAY14 MWRGB( 17, 17, 17 )
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13 #define GRAY13 MWRGB( 34, 34, 34 )
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14 #define GRAY12 MWRGB( 51, 51, 51 )
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15 #define GRAY11 MWRGB( 68, 68, 68 )
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16 #define GRAY10 MWRGB( 85, 85, 85 )
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17 #define GRAY9 MWRGB( 102, 102, 102 )
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18 #define GRAY8 MWRGB( 119, 119, 119 )
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19 #define GRAY7 MWRGB( 136, 136, 136 )
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20 #define GRAY6 MWRGB( 153, 153, 153 )
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21 #define GRAY5 MWRGB( 170, 170, 170 )
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22 #define GRAY4 MWRGB( 187, 187, 187 )
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23 #define GRAY3 MWRGB( 204, 204, 204 )
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24 #define GRAY2 MWRGB( 221, 221, 221 )
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25 #define GRAY1 MWRGB( 238, 238, 238 )
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26
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27 int
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28 main(int argc,char **argv)
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29 {
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30 GR_EVENT event; /* current event */
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31
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32 if (GrOpen() < 0) {
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33 fprintf(stderr, "cannot open graphics\n");
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34 exit(1);
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35 }
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36
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37 GrGetScreenInfo(&si);
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38
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39 gc1 = GrNewGC();
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40
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41 GrSetGCForeground(gc1, WHITE);
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42 /*GrFillRect(GR_ROOT_WINDOW_ID, gc, 0, 0, 240, 320);*/
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43
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44 GrLine(GR_ROOT_WINDOW_ID, gc1, 4, 4, 634, 4);
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45 GrLine(GR_ROOT_WINDOW_ID, gc1, 4, 4, 4, 474);
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46 GrLine(GR_ROOT_WINDOW_ID, gc1, 634, 4, 634, 474);
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47 GrLine(GR_ROOT_WINDOW_ID, gc1, 4, 474, 634, 474);
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48
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49 /*GrJPEG(GR_ROOT_WINDOW_ID, gc, 0, 0, 400, 400, "/home/mart/nov9_pic1.jpg");*/
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50
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51 /* Bitblit function */
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52 {
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53 PSD mempsd;
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54 int linelen, size;
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55 void * pixels;
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56
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57 mempsd = scrdev.AllocateMemGC(&scrdev);
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58 GdCalcMemGCAlloc(mempsd, 50, 100, 0, 0, &size, &linelen);
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59 pixels = malloc(size);
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60 mempsd->flags |= PSF_ADDRMALLOC;
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61 mempsd->MapMemGC(mempsd, 50, 100, scrdev.planes, scrdev.bpp,
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62 linelen, size, pixels);
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63
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64 /* Draw some stuff on offscreen */
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65 GdSetForeground(GdFindColor(GREEN));
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66 GdFillRect(mempsd, 0, 0, 50, 100);
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67 GdSetForeground(GdFindColor(RED));
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68 GdFillRect(mempsd, 5, 20, 40, 60);
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69
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70 /* blit */
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71 GdBlit(&scrdev, 10, 10, 50, 100, mempsd, 0, 0, 0);
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72 }
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73 /* GrSetGCForeground(gc, BLACK);
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74 GrPoint(GR_ROOT_WINDOW_ID, gc, 0, 0);
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75
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76 GrSetGCForeground(gc, GRAY10);
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77 GrFillRect(GR_ROOT_WINDOW_ID, gc, 1, 1, 478, 638);
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78 */
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79 while (1) {
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80 GrGetNextEvent(&event);
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81 if(event.type == GR_EVENT_TYPE_CLOSE_REQ) break;
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82 }
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83
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84 GrClose();
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85
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86 return 0;
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87 }