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Diffstat (limited to 'src/graph/Gdraws/main.c')
| -rw-r--r-- | src/graph/Gdraws/main.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/graph/Gdraws/main.c b/src/graph/Gdraws/main.c new file mode 100644 index 00000000..7d8e99fe --- /dev/null +++ b/src/graph/Gdraws/main.c @@ -0,0 +1,195 @@ +/* + Copyright (C) 1991-2002, The Numerical ALgorithms Group Ltd. + All rights reserved. + Copyright (C) 2007-2008, Gabriel Dos Reis. + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER + OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +/* main procedure to test out Gdraw functions in this directory */ +#include <stdio.h> +#include "Gdraws0.h" +#include "../view3D/header.h" + +GC gc, gc1; +Display *dsply; +int scrn; +viewPoints *viewport; + +int psInit=no; +GCptr GChead=NULL; +char *PSfilename="OUTPUT.ps"; +char *envAXIOM; + +int +main(int argc, char **argv) +{ + + XGCValues values; + + XEvent report; + int x0=0, y0=0, width=300, height=200, border=3; + + char *fontname = "6x13"; + XFontStruct *dsp_font; + + Window menu; + char *str1 = " Print out the PostScript file? ", + *str0 = "Generate a PostScript file (OUTPUT.ps)?"; + int m_width, m_height, flag=yes; + + /* open display */ + if ((dsply = XOpenDisplay(NULL)) == NULL) { + printf("Can't open display NULL\n"); + exit(-1); + } + + scrn = DefaultScreen(dsply); + + /* access font */ + Gdraws_load_font(&dsp_font, fontname); + + values.background = WhitePixel(dsply, scrn); + values.foreground = BlackPixel(dsply, scrn); + + gc = XCreateGC(dsply, RootWindow(dsply, scrn), + (GCForeground | GCBackground), &values); + PSGlobalInit(); /* must initiate before using G/PS functions */ + PSCreateContext(gc, "gc", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + XSetFont(dsply, gc, dsp_font->fid); + gc1 = XCreateGC(dsply, RootWindow(dsply, scrn), + (GCForeground | GCBackground), &values); + PSCreateContext(gc1, "gc1", psNormalWidth, psButtCap, psMiterJoin, + psWhite, psBlack); + XSetFont(dsply, gc1, dsp_font->fid); + + if (!(viewport = (viewPoints *)malloc(sizeof(viewPoints)))) { + fprintf(stderr,"Ran out of memory (malloc) trying to create a viewport.\n"); + exit(-1); + } + + viewport->titleWindow = XCreateSimpleWindow(dsply, RootWindow(dsply,scrn), + x0, y0, width+6, + height+32+height/4, border, + BlackPixel(dsply, scrn), + WhitePixel(dsply, scrn)); + + viewport->viewWindow = XCreateSimpleWindow(dsply, viewport->titleWindow, + x0, y0+20, width, height, border, + BlackPixel(dsply, scrn), + WhitePixel(dsply, scrn)); + + strcpy(viewport->title, "what is a test title?"); + + m_width = width; m_height = height/4; + menu = XCreateSimpleWindow(dsply, viewport->titleWindow, x0, y0+20+height+6, + m_width, m_height, border, + BlackPixel(dsply,scrn), WhitePixel(dsply,scrn)); + + XSelectInput(dsply, viewport->viewWindow, + KeyPressMask|ButtonPressMask|ExposureMask); + XSelectInput(dsply, viewport->titleWindow, KeyPressMask|ExposureMask); + XSelectInput(dsply, menu, KeyPressMask|ButtonPressMask|ExposureMask); + + XMapWindow(dsply, viewport->viewWindow); + XMapWindow(dsply, viewport->titleWindow); + XFlush(dsply); + + while (yes) { + XNextEvent(dsply, &report); + switch (report.type) { + + case Expose: + if (report.xexpose.window==viewport->titleWindow) { + if (GDrawImageString(gc, viewport->titleWindow, + 20, 15, viewport->title, + strlen(viewport->title),X) == psError) + printf("screen draw image string failed.\n"); + if (Gdraws_data(X) == psError) + printf("screen Gdraws_data failed.\n"); + } + if (report.xexpose.window==viewport->viewWindow) { + if (Gdraws_data(X) == psError) + printf("screen Gdraws_data failed.\n"); + } + else if (report.xexpose.window==menu) { + if (flag) + Gdraws_draw_menu(menu, str0, m_width, m_height); + else + Gdraws_draw_menu(menu, str1, m_width, m_height); + } + break; + + case ButtonPress: + if (report.xbutton.window==viewport->viewWindow) { + XMapWindow(dsply, menu); + XFlush(dsply); + } + else if (report.xbutton.window==menu && flag) { + XUnmapWindow(dsply, menu); + if (Gdraws_pressed_yes(m_width, m_height, report.xbutton.x, + report.xbutton.y)) { + flag=no; + XMapWindow(dsply, menu); + PSInit(viewport->viewWindow, viewport->titleWindow); + if (Gdraws_data(PS) != psError) + PSCreateFile(3,viewport->viewWindow, + viewport->titleWindow,viewport->title); + else printf("PS Gdraws_data failed.\n"); + } + } + else if (report.xbutton.window==menu && !flag) { + XUnmapWindow(dsply, menu); + if (Gdraws_pressed_yes(m_width, m_height, report.xbutton.x, + report.xbutton.y)) + system("print OUTPUT.ps"); + flag = yes; + } + break; + + case KeyPress: + if (report.xkey.window==viewport->viewWindow || + report.xkey.window==viewport->titleWindow) { + XFreeGC(dsply, gc); + XFreeGC(dsply, gc1); + XCloseDisplay(dsply); + PSClose(); + exit(1); + } + else if (report.xkey.window==menu) XUnmapWindow(dsply, menu); + + default: + break; + } + } + return 0; +} |