Aros/Developer/Docs/Examples/GfxLibraryExample
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/*
Copyright © 1995-2010, The AROS Development Team. All rights reserved.
$Id: gfxtest.c 32486 2010-01-28 09:26:14Z sonic $
Demo showing gfx hidd
*/
#include <stdio.h>
#include <string.h>
#include <exec/types.h>
#include <graphics/rastport.h>
#include <graphics/gfxmacros.h>
#include <intuition/intuition.h>
#include <proto/dos.h>
#include <proto/exec.h>
#include <proto/graphics.h>
#include <proto/intuition.h>
#define SDEBUG 1
#define DEBUG 1
#include <aros/debug.h>
#define USE_TWO_WINDOWS
struct IntuitionBase *IntuitionBase;
struct GfxBase *GfxBase;
struct Library *LayersBase;
struct DosLibrary *DOSBase;
struct Screen * openscreen(void);
struct Window *openwindow(struct Screen *screen, const char *title, LONG x, LONG y, LONG w, LONG h);
VOID test_blttemplate( struct Window *w);
VOID test_bltpattern(struct Window *w);
VOID test_bltmask(struct Window *w);
VOID test_flood(struct Window *w);
VOID test_readpixel(struct Window *w);
VOID test_linedrawing(struct Window *w1, struct Window *w2);
ULONG handleevents(struct Window *win, ULONG idcmp);
#define W1_LEFT 100
#define W1_TOP 100
#define W1_WIDTH 200
#define W1_HEIGHT 200
#define W2_LEFT 150
#define W2_TOP 150
#define W2_WIDTH 250
#define W2_HEIGHT 250
int main(int argc, char **argv)
{
/* Intialize debugging */
SDInit();
if ((IntuitionBase = (struct IntuitionBase *) OpenLibrary("intuition.library", 0)))
{
if ((GfxBase = (struct GfxBase *)OpenLibrary("graphics.library", 0)))
{
if ((DOSBase = (struct DosLibrary *) OpenLibrary("dos.library",0)))
{
struct Screen *screen;
struct Window *w1;
if ((screen = openscreen()))
{
w1 = openwindow(screen, "Window 1", W1_LEFT, W1_TOP, W1_WIDTH, W1_HEIGHT);
if (w1)
{
#ifdef USE_TWO_WINDOWS
struct Window *w2;
w2 = openwindow(screen, "Window 2", W2_LEFT, W2_TOP, W2_WIDTH, W2_HEIGHT);
if (w2)
{
#endif
/* Wait forever */
// test_readpixel(w1);
/* SetAPen(w1->RPort, 3);
SetBPen(w1->RPort, 4);
test_blttemplate(w1);
*/
test_linedrawing(w1, w2);
handleevents(w1, 0);
#ifdef USE_TWO_WINDOWS
CloseWindow(w2);
}
#endif
CloseWindow(w1);
}
CloseScreen(screen);
}
CloseLibrary((struct Library *)DOSBase);
}
CloseLibrary((struct Library *)GfxBase);
}
CloseLibrary((struct Library *) IntuitionBase);
}
return 0;
} /* main */
struct Window *openwindow(struct Screen *screen, const char *title, LONG x, LONG y, LONG w, LONG h)
{
struct Window *window;
printf("Opening window, screen=%p\n", screen);
window = OpenWindowTags(NULL,
WA_IDCMP, IDCMP_RAWKEY | IDCMP_CLOSEWINDOW | IDCMP_CHANGEWINDOW,
WA_Left, x,
WA_Top, y,
WA_Width, w,
WA_Height, h,
WA_CustomScreen, screen,
WA_Activate, TRUE,
WA_DepthGadget, TRUE,
WA_CloseGadget, TRUE,
WA_SmartRefresh, TRUE,
WA_NotifyDepth, TRUE,
WA_Title, title,
TAG_END);
printf("Window opened\n");
return window;
}
struct Screen * openscreen(void)
{
struct Screen * screen;
UWORD pens[] = { ~0 };
ULONG patterncoltab[] = {
(16L << 16) + 0, /* 16 colors, loaded at index 0 */
0xB3B3B3B3, 0xB3B3B3B3, 0xB3B3B3B3, /* Grey70 */
0x00000000, 0x00000000, 0x00000000, /* Black */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, /* White */
0x66666666, 0x88888888, 0xBBBBBBBB, /* AMIGA Blue */
0x00000000, 0x00000000, 0xFFFFFFFF, /* Blue */
0x00000000, 0xFFFFFFFF, 0x00000000, /* Green */
0xFFFFFFFF, 0x00000000, 0x00000000, /* Red */
0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, /* Cyan */
0x33333333, 0x33333333, 0x33333333, /* Pattern Col 1 */
0xcdcdcdcd, 0x6c6c6c6c, 0xc7c7c7c7, /* Pattern Col 2 */
0x8e8e8e8e, 0x85858585, 0x93939393, /* Pattern Col 3 */
0x22222222, 0x22222222, 0x22222222, /* Pattern Col 4 */
0x77777777, 0x77777777, 0x77777777, /* Pattern Col 5 */
0x66666666, 0x66666666, 0x66666666, /* Pattern Col 6 */
0x55555555, 0x55555555, 0x55555555, /* Pattern Col 7 */
0x44444444, 0x44444444, 0x44444444, /* Pattern Col 8 */
0L /* Termination */
};
printf("Opening screen\n");
screen = OpenScreenTags(NULL,
SA_Width, 640,
SA_Height, 480,
SA_Depth, 24,
SA_Title, "gfx hidd demo",
SA_Pens, pens,
TAG_END);
LoadRGB32(&screen->ViewPort, patterncoltab);
#if 0
screen = LockPubScreen(NULL);
#endif
/* screen->RastPort.longreserved[0] = window->RPort->longreserved[0];
Draw(&screen->RastPort, 100, 100);
*/
return screen;
}
VOID test_readpixel(struct Window *w)
{
ULONG i;
for (i = 0; i < 16; i ++) {
UBYTE pen;
SetAPen(w->RPort, i);
WritePixel(w->RPort, 70, 70);
pen = ReadPixel(w->RPort, 70, 70);
printf("Wrote pen %ld, read pen %d\n", i, pen);
}
}
VOID test_flood(struct Window *w)
{
struct TmpRas tmpras;
BYTE *buffer;
D(bug("Window layer: %p\n", w->WLayer));
buffer = AllocRaster(w->WLayer->Width, w->WLayer->Height);
D(bug("buffer: %p\n", buffer));
if (!buffer)
return;
InitTmpRas(&tmpras, buffer, RASSIZE(w->WLayer->Width, w->WLayer->Height));
w->RPort->TmpRas = &tmpras;
SetOutlinePen(w->RPort, 1);
SetAPen(w->RPort, 1);
SetDrPt(w->RPort, ~0L);
Move(w->RPort, 50, 50);
Draw(w->RPort, 100, 100);
Draw(w->RPort, 50, 100);
Draw(w->RPort, 50, 50);
D(bug("Calling Flood()\n"));
Flood(w->RPort, 0, 70, 80); /* outline mode */
w->RPort->TmpRas = NULL;
}
#define MASK_WIDTH 32
#define MASK_HEIGHT 6
#define SRC_X 50
#define SRC_Y 50
#define DEST_X 100
#define DEST_Y 50
VOID test_bltmask(struct Window *w)
{
/* ULONG mask[] = {
0xAAAAAAAA,
0xAAAAAAAA,
0xFFFFFFFF,
0xFFFFFFFF,
0xAAAAAAAA,
0xAAAAAAAA
};
*/
/* Fill a area to blit from */
SetAPen(w->RPort, 1);
RectFill(w->RPort, SRC_X, SRC_Y, SRC_X + MASK_WIDTH - 1, SRC_Y + MASK_HEIGHT);
/* Blit from source area */
/* BltMaskBitMapRastPort(w->RPort
, SRC_X, SRC_Y
, DEST_X, DEST_Y
, MASK_WIDTH, MASK_HEIGHT
, 0x00C0
, (PLANEPTR) mask
);
*/
return;
}
VOID test_blttemplate(struct Window *w)
{
UBYTE template[] = { 0xAA, 0xAA, 0xAA, 0xAA
, 0xAA, 0xAA, 0xAA, 0xAA };
BltTemplate((PLANEPTR)template
, 0 /* xsrc */
, 4 /* modulo */
, w->RPort
, 50, 50 /* xdest, ydest */
, 16 , 2 /* width, height */
);
return;
}
VOID test_bltpattern(struct Window *w)
{
UWORD afpt[] = { 0xAAAA , 0x5555 };
SetDrMd(w->RPort, JAM2);
SetAPen(w->RPort, 1);
SetBPen(w->RPort, 2);
SetAfPt(w->RPort, afpt, 1);
BltPattern(w->RPort, NULL, 50, 50, 100, 100, 0);
return;
}
VOID test_linedrawing(struct Window *w1, struct Window *w2)
{
struct RastPort *rp;
struct Window *frontwin, *backwin, *tmp;
LONG x;
ULONG innerwidth;
rp = w1->RPort;
frontwin = w2;
backwin = w1;
SetAPen(rp, 3);
SetDrMd(rp, COMPLEMENT);
innerwidth = W1_WIDTH - w1->BorderLeft - w1->BorderRight;
for (x = 0; x < innerwidth; x ++) {
Move(rp, x + w1->BorderLeft, w1->BorderTop);
Draw(rp, w1->BorderLeft + innerwidth - x - 1, W1_HEIGHT - w1->BorderBottom - 1);
Delay(25);
WindowToFront(backwin);
Delay(25);
/* Wait for IDCMP_CHANGEWINDOW */
kprintf("WAITING FOR TOFRONT ON %s\n", backwin->Title);
handleevents(backwin, IDCMP_CHANGEWINDOW);
tmp = backwin;
backwin = frontwin;
frontwin = tmp;
Move(rp, x + w1->BorderLeft, w1->BorderTop);
Draw(rp, w1->BorderLeft + innerwidth - x - 1, W1_HEIGHT - w1->BorderBottom - 1);
Delay(25);
WindowToFront(backwin);
Delay(25);
/* Wait for IDCMP_CHANGEWINDOW */
kprintf("WAITING FOR TOFRONT ON %s\n", backwin->Title);
handleevents(backwin, IDCMP_CHANGEWINDOW);
tmp = backwin;
backwin = frontwin;
frontwin = tmp;
}
}
ULONG handleevents(struct Window *win, ULONG idcmp)
{
struct IntuiMessage *imsg;
struct MsgPort *port = win->UserPort;
BOOL terminated = FALSE;
ULONG retidcmp = 0;
while (!terminated)
{
if ((imsg = (struct IntuiMessage *)GetMsg(port)) != NULL)
{
switch (imsg->Class)
{
case IDCMP_REFRESHWINDOW:
BeginRefresh(win);
EndRefresh(win, TRUE);
break;
case IDCMP_CLOSEWINDOW:
terminated = TRUE;
break;
default:
if ((idcmp & imsg->Class) == imsg->Class) {
retidcmp = imsg->Class;
terminated = TRUE;
}
break;
} /* switch (imsg->Class) */
ReplyMsg((struct Message *)imsg);
} /* if ((imsg = GetMsg(port)) != NULL) */
else
{
Wait(1L << port->mp_SigBit);
}
} /* while (!terminated) */
return retidcmp;
} /* HandleEvents() */