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-rw-r--r--html/download/simple.c717
-rw-r--r--html/download/simple.zipbin13717 -> 19476 bytes
2 files changed, 0 insertions, 717 deletions
diff --git a/html/download/simple.c b/html/download/simple.c
deleted file mode 100644
index ba5faf9..0000000
--- a/html/download/simple.c
+++ /dev/null
@@ -1,717 +0,0 @@
-/*
-
- Simple Draw Application
-
- Shows the same picture on several canvas. Used to quick test the CD library and
- to demonstrate the use of CD library functions.
-
- This module uses only the CD library, there is another module to initialize the Window and its menus.
-
-*/
-
-
-#include "cd.h"
-#include "cdnative.h"
-#include "cdcgm.h"
-#include "cddgn.h"
-#include "cddxf.h"
-#include "cdclipbd.h"
-#include "cdemf.h"
-#include "cdimage.h"
-#include "cdirgb.h"
-#include "cdmf.h"
-#include "cdprint.h"
-#include "cdps.h"
-#include "cdwmf.h"
-
-#include "simple.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <memory.h>
-#include <string.h>
-
-/* A small pattern and stipple size */
-#define SIZE 20
-
-/* Global variables */
-
-cdCanvas *myCanvas = NULL; /* The window drawing canvas */
-cdContext* simple_drv = NULL; /* The window driver */
-char* simple_data = NULL; /* The window driver data */
-
-int clipping; /* Clipping flag, same as the CD */
-int write_mode; /* Write Mode flag, same as the CD */
-
-long pattern[SIZE*SIZE]; /* Pattern buffer */
-unsigned char stipple[SIZE*SIZE]; /* Stipple buffer */
-unsigned char red[100*100]; /* Red image buffer */
-unsigned char green[100*100]; /* Green image buffer */
-unsigned char blue[100*100]; /* Blue image buffer */
-unsigned char alpha[100*100]; /* Alpha image buffer */
-
-
-/* Prototype of the function that makes the drawing independent of canvas. */
-void SimpleDraw(void);
-
-
-void SimpleCreateCanvas(cdContext* drv, char* data)
-{
- int c, l;
-
- simple_drv = drv;
- simple_data = data;
-
- /* creates the canvas based in an existing window */
- myCanvas = cdCreateCanvas(drv, data);
- clipping = CD_CLIPOFF;
- write_mode = CD_REPLACE;
-
- /* initialize the pattern buffer with a grey degrade */
- for (l = 0; l < SIZE; l++)
- for (c = 0; c < SIZE; c++)
- {
- unsigned char gray = (unsigned char)((l * 255) / (SIZE - 1));
- pattern[l*20 + c] = cdEncodeColor(gray, gray, gray);
- }
-
- /* initialize the stipple buffer with cross pattern */
- for (l = 0; l < SIZE; l++)
- for (c = 0; c < SIZE; c++)
- stipple[l*SIZE + c] = (c % 4) == 0? 1: 0;
-
- /* initialize the alpha image buffer with a degrade from transparent to opaque */
- for (l = 0; l < 100; l++)
- for (c = 0; c < 100; c++)
- alpha[l*100 + c] = (unsigned char)c;
-}
-
-int SimplePlayClipboard(void)
-{
- /* interprets the contents of the clipboard */
- int w, h;
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_CLIPBOARD, 100, w-100, 100, h-100, NULL);
- return 0;
-}
-
-int SimplePlayCGMBin(void)
-{
- /* interprets the contents of the CGM file */
- int w, h;
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_CGM, 100, w-100, 100, h-100, "simple_b.cgm");
- return 0;
-}
-
-
-int SimplePlayCGMText(void)
-{
- /* interprets the contents of the CGM file */
- int w, h;
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_CGM, 100, w-100, 100, h-100, "simple_t.cgm");
- return 0;
-}
-
-
-int SimplePlayMetafile(void)
-{
- int w, h;
- /* interprets the contents of the CD Metafile */
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_METAFILE, 100, w-100, 100, h-100, "simple.cdmf");
- return 0;
-}
-
-int SimplePlayWMF(void)
-{
- int w, h;
- /* interprets the contents of the WMF file */
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_WMF, 100, w-100, 100, h-100, "simple.wmf");
- return 0;
-}
-
-int SimplePlayEMF(void)
-{
- int w, h;
- /* interprets the contents of the EMF file */
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdGetCanvasSize(&w, &h, 0, 0);
- cdPlay(CD_EMF, 100, w-100, 100, h-100, "simple.emf");
- return 0;
-}
-
-int SimpleDrawWindow(void)
-{
- /* draws in the window */
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleDrawCGMText(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple_t.cgm %gx%g 1 -t", (double)w, (double)h);
-
- /* draws in the CGM file */
- tmpCanvas = cdCreateCanvas(CD_CGM, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawCGMBin(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple_b.cgm %gx%g", (double)w, (double)h);
-
- /* draws in the CGM file */
- tmpCanvas = cdCreateCanvas(CD_CGM, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawDXF(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple.dxf %gx%g", (double)w, (double)h);
-
- /* draws in the DXF file */
- tmpCanvas = cdCreateCanvas(CD_DXF, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawDGN(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple.dgn %gx%g", (double)w, (double)h);
-
- /* draws in the DGN file */
- tmpCanvas = cdCreateCanvas(CD_DGN, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawEMF(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple.emf %dx%d", w, h);
-
- /* draws in the EMF file */
- tmpCanvas = cdCreateCanvas(CD_EMF, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawMetafile(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple.cdmf %gx%g", (double)w, (double)h);
-
- /* draws in the CD Metafile */
- tmpCanvas = cdCreateCanvas(CD_METAFILE, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawPS(void)
-{
- /* draws in the PS file */
- cdCanvas* tmpCanvas = cdCreateCanvas(CD_PS, "simple.ps");
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawEPS(void)
-{
- /* draws in the EPS file */
- cdCanvas* tmpCanvas = cdCreateCanvas(CD_PS, "simple.eps -e");
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawWMF(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "simple.wmf %dx%d", w, h);
-
- /* draws in the WMF file */
- tmpCanvas = cdCreateCanvas(CD_WMF, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawPrint(void)
-{
- /* draws in the Printer canvas */
- cdCanvas* tmpCanvas = cdCreateCanvas(CD_PRINTER, "simple");
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawPrintDialog(void)
-{
- /* draws in the Printer canvas, but first shows the printer dialog */
- cdCanvas* tmpCanvas = cdCreateCanvas(CD_PRINTER, "simple -d");
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawClipboardBitmap(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "%dx%d -b", w, h);
-
- /* draws in the CLipboard canvas as a bitmap */
- tmpCanvas = cdCreateCanvas(CD_CLIPBOARD, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawClipboardMetafile(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "%dx%d -m", w, h);
-
- /* draws in the CLipboard canvas as a metafile */
- tmpCanvas = cdCreateCanvas(CD_CLIPBOARD, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleDrawClipboardWMFEMF(void)
-{
- char StrData[100];
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
- sprintf(StrData, "%dx%d", w, h);
-
- /* draws in the CLipboard canvas as a metafile */
- tmpCanvas = cdCreateCanvas(CD_CLIPBOARD, StrData);
- if (tmpCanvas == NULL) return 0;
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
- return 0;
-}
-
-int SimpleReplace(void)
-{
- write_mode = CD_REPLACE;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleXor(void)
-{
- write_mode = CD_XOR;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleNotXor(void)
-{
- write_mode = CD_NOT_XOR;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleClippingOff(void)
-{
- clipping = CD_CLIPOFF;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleClippingArea(void)
-{
- clipping = CD_CLIPAREA;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleClippingPolygon(void)
-{
- clipping = CD_CLIPPOLYGON;
- cdActivate(myCanvas);
- SimpleDraw();
- return 0;
-}
-
-int SimpleDrawImage(void)
-{
- void* myImage;
- int w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
-
- myImage = cdCreateImage(w, h);
- if (myImage == NULL) return 0;
-
- /* draws in the Server Image canvas */
- tmpCanvas = cdCreateCanvas(CD_IMAGE, myImage);
- if (tmpCanvas == NULL)
- {
- cdKillImage(myImage);
- return 0;
- }
-
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
-
- /* transfer the contents of the image to the window canvas */
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdPutImage(myImage, 0, 0);
-
- cdKillImage(myImage);
- return 0;
-}
-
-int SimpleDrawImageRGB(void)
-{
- char StrData[100];
- unsigned char *r, *g, *b;
- int size, w, h;
- cdCanvas* tmpCanvas;
- cdActivate(myCanvas);
- cdGetCanvasSize(&w, &h, 0, 0);
-
- size = w * h;
- r = (unsigned char*)malloc(size);
- if (r == NULL) return 0;
-
- g = (unsigned char*)malloc(size);
- if (g == NULL)
- {
- free(g);
- return 0;
- }
-
- b = (unsigned char*)malloc(size);
- if (b == NULL)
- {
- free(r);
- free(g);
- return 0;
- }
-
- sprintf(StrData, "%dx%d %p %p %p", w, h, r, g, b);
-
- /* draws in the Client Image canvas */
- tmpCanvas = cdCreateCanvas(CD_IMAGERGB, StrData);
- if (tmpCanvas == NULL)
- {
- free(r);
- free(g);
- free(b);
- return 0;
- }
-
- cdActivate(tmpCanvas);
- SimpleDraw();
- cdKillCanvas(tmpCanvas);
-
- /* transfer the contents of the image to the window canvas */
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
- cdPutImageRGB(w, h, r, g, b, 0, 0, w, h);
-
- free(r);
- free(g);
- free(b);
- return 0;
-}
-
-int SimpleDrawSimulate(void)
-{
- cdActivate(myCanvas);
- cdBackground(CD_WHITE);
- cdClear();
-
- cdSimulate(CD_SIM_ALL);
-
- SimpleDraw();
-
- cdSimulate(CD_SIM_NONE);
-
- return 0;
-}
-
-void SimpleKillCanvas(void)
-{
- if (myCanvas != NULL)
- {
- cdKillCanvas(myCanvas);
- myCanvas = NULL;
- }
-}
-
-
-static void SimpleDraw(void)
-{
- int w, h;
-
- cdGetCanvasSize(&w, &h, 0, 0);
-
- switch(clipping)
- {
- case CD_CLIPOFF:
- cdClip(CD_CLIPOFF);
- break;
- case CD_CLIPAREA:
- /* Defines the clipping area equals the canvas area minus a 100 pixels margin. */
- cdClipArea(100, w - 100, 100, h - 100);
- cdClip(CD_CLIPAREA);
- break;
- case CD_CLIPPOLYGON:
- cdBegin(CD_CLIP);
- cdVertex(100, 100);
- cdVertex(w - 100, 100);
- cdVertex(w / 2, h - 100);
- cdEnd();
- cdClip(CD_CLIPPOLYGON);
- break;
- }
-
- switch(write_mode)
- {
- case CD_REPLACE:
- cdWriteMode(CD_REPLACE);
- break;
- case CD_XOR:
- cdWriteMode(CD_XOR);
- break;
- case CD_NOT_XOR:
- cdWriteMode(CD_NOT_XOR);
- break;
- }
-
- /* Clear the background to be white */
- cdInteriorStyle(CD_SOLID);
- cdBackground(CD_WHITE);
- cdClear();
-
- cdForeground(CD_RED);
- cdLineWidth(1);
- cdLineStyle(CD_DASHED);
- cdLine(0, 0, w, h);
-
- cdForeground(CD_BLUE);
- cdLineWidth(10);
- cdLineStyle(CD_DOTTED);
- cdLine(0, h, w, 0);
-
- cdLineStyle(CD_CONTINUOUS);
- cdLineWidth(1);
-
- cdForeground(CD_GREEN);
- cdArc(100, 100, 100, 100, 0, 180);
- cdSector(w - 100, 100, 100, 100, 0, 180);
-
- cdForeground(CD_YELLOW);
- cdBox(w/2 - 100, w/2 + 100, h/2 - 100, h/2 + 100);
-
- /* transparent text */
- cdForeground(CD_BLUE);
- cdBackOpacity(CD_TRANSPARENT);
- cdTextAlignment(CD_CENTER);
- cdFont(CD_TIMES_ROMAN, CD_BOLD, 24);
- cdText(w/2, h/2, "Simple Draw");
-
- /* draws all the mark type possibilities */
- cdForeground(CD_RED);
- cdMarkSize(30);
- cdMarkType(CD_PLUS);
- cdMark(200, 200);
- cdMarkType(CD_CIRCLE);
- cdMark(w - 200, 200);
- cdMarkType(CD_HOLLOW_CIRCLE);
- cdMark(200, h - 200);
- cdMarkType(CD_DIAMOND);
- cdMark(w - 200, h - 200);
-
- /* draws all the line style possibilities */
- cdLineWidth(1);
- cdLineStyle(CD_CONTINUOUS);
- cdLine(0, 10, w, 10);
- cdLineStyle(CD_DASHED);
- cdLine(0, 20, w, 20);
- cdLineStyle(CD_DASH_DOT);
- cdLine(0, 30, w, 30);
- cdLineStyle(CD_DASH_DOT_DOT);
- cdLine(0, 40, w, 40);
-
- /* draws all the hatch style possibilities */
- cdInteriorStyle(CD_HATCH);
- cdHatch(CD_VERTICAL);
- cdBox(0, 50, h - 60, h);
- cdHatch(CD_FDIAGONAL);
- cdBox(50, 100, h - 60, h);
- cdHatch(CD_BDIAGONAL);
- cdBox(100, 150, h - 60, h);
- cdHatch(CD_CROSS);
- cdBox(150, 200, h - 60, h);
- cdHatch(CD_HORIZONTAL);
- cdBox(200, 250, h - 60, h);
- cdHatch(CD_DIAGCROSS);
- cdBox(250, 300, h - 60, h);
-
- /* closed polygon */
- cdBegin(CD_CLOSED_LINES);
- cdVertex(w/2, h - 100);
- cdVertex(w/2 + 50, h - 150);
- cdVertex(w/2, h - 200);
- cdVertex(w/2 - 50, h - 150);
- cdEnd();
-
- /* hatch filled polygon */
- cdInteriorStyle(CD_HATCH);
- cdHatch(CD_DIAGCROSS);
-
- cdBegin(CD_FILL);
- cdVertex(100, h/2);
- cdVertex(150, h/2 + 50);
- cdVertex(200, h/2);
- cdVertex(150, h/2 - 50);
- cdEnd();
-
- /* pattern filled polygon */
- cdInteriorStyle(CD_PATTERN);
- cdPattern(SIZE, SIZE, pattern);
-
- cdBegin(CD_FILL);
- cdVertex(w - 100, h/2);
- cdVertex(w - 150, h/2 + 50);
- cdVertex(w - 200, h/2);
- cdVertex(w - 150, h/2 - 50);
- cdEnd();
-
- /* stipple filled polygon */
- cdInteriorStyle(CD_STIPPLE);
- cdStipple(SIZE, SIZE, stipple);
-
- cdBegin(CD_FILL);
- cdVertex(w/2, 100);
- cdVertex(w/2 + 50, 150);
- cdVertex(w/2, 200);
- cdVertex(w/2 - 50, 150);
- cdEnd();
-
-
- /* always clear the image buffer contents */
- memset(red, 0xFF, 100*100);
- memset(green, 0xFF, 100*100);
- memset(blue, 0xFF, 100*100);
-
- cdGetImageRGB(red, green, blue, w - 200, 100, 100, 100);
- cdPutImageRGB(100, 100, red, green, blue, 100, h - 200, 100, 100);
- cdPutImageRGBA(100, 100, red, green, blue, alpha, w - 300, h - 300, 200, 200);
-}
-
diff --git a/html/download/simple.zip b/html/download/simple.zip
index c4f1c38..d86b27f 100644
--- a/html/download/simple.zip
+++ b/html/download/simple.zip
Binary files differ
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-17 14:01:12 +0000