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fune/gfx/tests/coverage/nsCoverage.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
//---- Factory Includes & Stuff -----//
#include "nsIFactory.h"
#include "nsIComponentManager.h"
#include "nsIServiceManager.h"
#include "nsIEventQueueService.h"
#include "nsIEventQueue.h"
#include "nsGfxCIID.h"
#include "nsWidgetsCID.h"
#include "nsIWidget.h"
#include "nsGUIEvent.h"
#include "nsString.h"
#include "nsRect.h"
#include "nsIRenderingContext.h"
#include "nsIDeviceContext.h"
#include "nsFont.h"
#include "nsIComponentManager.h"
#include "nsWidgetsCID.h"
#include "nsIAppShell.h"
//------------------------------------------------------------------------------
nsIEventQueueService *gEventQService = nsnull;
nsIWidget *gWindow = NULL;
#ifdef XP_PC
#define XPCOM_DLL "xpcom32.dll"
#define WIDGET_DLL "gkwidget.dll"
#define GFXWIN_DLL "gkgfxwin.dll"
#define TEXT_HEIGHT 25
#endif
#if defined(XP_UNIX) || defined(XP_BEOS)
#define XPCOM_DLL "libxpcom"MOZ_DLL_SUFFIX
#ifndef WIDGET_DLL
#define WIDGET_DLL "libwidget_gtk"MOZ_DLL_SUFFIX
#endif
#ifndef GFXWIN_DLL
#define GFXWIN_DLL "libgfx_gtk"MOZ_DLL_SUFFIX
#endif
#define TEXT_HEIGHT 30
#endif
#ifdef XP_MAC
#define XPCOM_DLL "XPCOM_DLL"
#define WIDGET_DLL "WIDGET_DLL"
#define GFXWIN_DLL "GFXWIN_DLL"
#define TEXT_HEIGHT 30
#endif
// class ids
static NS_DEFINE_IID(kCWindowCID, NS_WINDOW_CID);
static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
static NS_DEFINE_IID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
static NS_DEFINE_IID(kEventQueueCID, NS_EVENTQUEUE_CID);
static NS_DEFINE_IID(kCAppShellCID, NS_APPSHELL_CID);
static NS_DEFINE_IID(kCToolkitCID, NS_TOOLKIT_CID);
// interface ids
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
static NS_DEFINE_IID(kIEventQueueServiceIID, NS_IEVENTQUEUESERVICE_IID);
static NS_DEFINE_IID(kIAppShellIID, NS_IAPPSHELL_IID);
// Scroll offsets
nscoord gOffsetX = 0;
nscoord gOffsetY = 0;
nscoord pixelLoc(nscoord aPixelValue, float aP2t, nscoord aOffset)
{
return NSToIntRound((aPixelValue + aOffset) * aP2t);
}
PRInt32
drawtest(nsIRenderingContext *aSurface)
{
nsFont *font;
nsPoint *pointlist;
// Get the size of a pixel.
nsIDeviceContext* deviceContext;
aSurface->GetDeviceContext(deviceContext);
float p2t; // pixel to twips conversion
deviceContext->GetDevUnitsToAppUnits(p2t);
NS_RELEASE(deviceContext);
font = new nsFont("Times", NS_FONT_STYLE_NORMAL,NS_FONT_VARIANT_NORMAL,NS_FONT_WEIGHT_BOLD,0,12);
aSurface->SetFont(*font);
// Clear surface.
nsRect rect;
gWindow->GetClientBounds(rect);
aSurface->SetColor(NS_RGB(255, 255, 255));
aSurface->FillRect(0,0,rect.width,rect.height);
aSurface->SetColor(NS_RGB(255, 0, 0));
aSurface->DrawString("GFX - Pixel coverage test\0",150,30);
aSurface->DrawString("(Use (u, d, r, l) keys to scroll the window contents)\0",150,50);
aSurface->Translate(gOffsetX, gOffsetY);
// Starting coordinates
nscoord ox = 90; // pixels
nscoord oy = 100; // pixels
// Spacing between tests
nscoord yspacing = 50; // pixels
//--------------
// DrawLine TEST
//--------------
aSurface->SetColor(NS_RGB(255, 0, 0));
aSurface->DrawLine(pixelLoc(12, p2t, ox),
pixelLoc(0, p2t, oy),
pixelLoc(12, p2t, ox),
pixelLoc(10, p2t, oy));
aSurface->SetColor(NS_RGB(0, 0, 0));
aSurface->DrawLine(pixelLoc(0, p2t, ox),
pixelLoc(10,p2t, oy),
pixelLoc(12,p2t, ox),
pixelLoc(10, p2t, oy));
aSurface->DrawString("DrawLine - There should be a one pixel gap where the red and black lines meet\0",ox + 30, oy);
oy += yspacing;
//------------------
// DrawPolyline TEST
//------------------
pointlist = new nsPoint[5];
pointlist[0].x = pixelLoc(0, p2t, ox);
pointlist[0].y = pixelLoc(0, p2t, oy);
pointlist[1].x = pixelLoc(10, p2t, ox);
pointlist[1].y = pixelLoc(0, p2t, oy);
pointlist[2].x = pixelLoc(10, p2t, ox);
pointlist[2].y = pixelLoc(10, p2t, oy);
pointlist[3].x = pixelLoc(0, p2t, ox);
pointlist[3].y = pixelLoc(10, p2t, oy);
pointlist[4].x = pixelLoc(0, p2t, ox);
pointlist[4].y = pixelLoc(1, p2t, oy);
aSurface->DrawPolyline(pointlist,5);
aSurface->DrawString("DrawPolyline - There should be a one pixel gap in the rectangle\0", ox + 30, oy);
delete [] pointlist;
oy += yspacing;
//--------------
// FillRect TEST
//--------------
aSurface->SetColor(NS_RGB(255, 0, 0));
aSurface->DrawLine(pixelLoc(9,p2t, ox),
pixelLoc(0,p2t, oy),
pixelLoc(9,p2t, ox),
pixelLoc(30,p2t, oy));
aSurface->SetColor(NS_RGB(0, 0, 0));
aSurface->FillRect(pixelLoc(0, p2t, ox),
pixelLoc(10, p2t, oy),
pixelLoc(10, p2t, 0),
pixelLoc(10, p2t, 0));
aSurface->DrawString("FillRect - The red line should be at the right edge under the rectangle\0", ox + 30, oy);
oy += yspacing;
//--------------
// DrawRect TEST
//--------------
aSurface->SetColor(NS_RGB(255, 0, 0));
aSurface->DrawLine(pixelLoc(9,p2t, ox),
pixelLoc(0,p2t, oy),
pixelLoc(9,p2t, ox),
pixelLoc(30,p2t, oy));
aSurface->SetColor(NS_RGB(0, 0, 0));
aSurface->DrawRect(pixelLoc(0, p2t, ox),
pixelLoc(10, p2t, oy),
pixelLoc(10, p2t, 0),
pixelLoc(10, p2t, 0));
aSurface->DrawString("DrawRect - The red line should be at the right edge under the rectangle\0", ox + 30, oy);
oy += yspacing;
/*
#ifdef WINDOWSBROKEN
pointlist = new nsPoint[5];
pointlist[0].x = 200;pointlist[0].y = 200;
pointlist[1].x = 250;pointlist[1].y = 200;
pointlist[2].x = 240;pointlist[2].y = 220;
pointlist[3].x = 260;pointlist[3].y = 240;
pointlist[4].x = 225;pointlist[4].y = 225;
aSurface->DrawPolygon(pointlist,6);
aSurface->DrawString("This is an open Polygon\0",250,200);
delete [] pointlist;
#endif
aSurface->DrawEllipse(30, 150,50,100);
aSurface->DrawString("This is an Ellipse\0",30,140);
*/
return(30);
}
/**--------------------------------------------------------------------------------
* Main Handler
*--------------------------------------------------------------------------------
*/
nsEventStatus PR_CALLBACK HandleEvent(nsGUIEvent *aEvent)
{
nsEventStatus result = nsEventStatus_eIgnore;
switch(aEvent->message) {
case NS_PAINT:
// paint the background
if (aEvent->widget == gWindow) {
nsIRenderingContext *drawCtx = ((nsPaintEvent*)aEvent)->renderingContext;
drawCtx->SetColor(aEvent->widget->GetBackgroundColor());
drawCtx->FillRect(*(((nsPaintEvent*)aEvent)->rect));
drawtest(drawCtx);
return nsEventStatus_eIgnore;
}
break;
case NS_KEY_UP: {
nsKeyEvent * ke = (nsKeyEvent*)aEvent;
char str[256];
sprintf(str, "Key Event Key Code[%d] Key [%c] Shift [%s] Control [%s] Alt [%s]",
ke->keyCode, ke->keyCode,
(ke->isShift?"Pressed":"Released"),
(ke->isControl?"Pressed":"Released"),
(ke->isAlt?"Pressed":"Released"));
printf("%s\n", str);
switch(ke->keyCode) {
case 'U':
gOffsetY -= 9;
gWindow->Invalidate(PR_FALSE);
break;
case 'D':
gOffsetY += 10;
gWindow->Invalidate(PR_FALSE);
break;
case 'R':
gOffsetX += 9;
gWindow->Invalidate(PR_FALSE);
break;
case 'L':
gOffsetX -= 10;
gWindow->Invalidate(PR_FALSE);
break;
}
}
break;
case NS_DESTROY:
exit(0); // for now
break;
default:
result = nsEventStatus_eIgnore;
}
return result;
}
/**--------------------------------------------------------------------------------
*
*/
nsresult CoverageTest(int *argc, char **argv)
{
// register xpcom classes
nsComponentManager::RegisterComponentLib(kEventQueueServiceCID, NULL, NULL, XPCOM_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kEventQueueCID, NULL, NULL, XPCOM_DLL, PR_FALSE, PR_FALSE);
// register widget classes
nsComponentManager::RegisterComponentLib(kLookAndFeelCID, NULL, NULL, WIDGET_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCWindowCID, NULL, NULL, WIDGET_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCAppShellCID, NULL, NULL, WIDGET_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCToolkitCID, NULL, NULL, WIDGET_DLL, PR_FALSE, PR_FALSE);
static NS_DEFINE_IID(kCRenderingContextIID, NS_RENDERING_CONTEXT_CID);
static NS_DEFINE_IID(kCDeviceContextIID, NS_DEVICE_CONTEXT_CID);
static NS_DEFINE_IID(kCFontMetricsIID, NS_FONT_METRICS_CID);
static NS_DEFINE_IID(kCImageIID, NS_IMAGE_CID);
nsComponentManager::RegisterComponentLib(kCRenderingContextIID, NULL, NULL, GFXWIN_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCDeviceContextIID, NULL, NULL, GFXWIN_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCFontMetricsIID, NULL, NULL, GFXWIN_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponentLib(kCImageIID, NULL, NULL, GFXWIN_DLL, PR_FALSE, PR_FALSE);
nsresult res;
// Create the Event Queue for the UI thread...
res = nsServiceManager::GetService(kEventQueueServiceCID,
kIEventQueueServiceIID,
(nsISupports **)&gEventQService);
if (NS_OK != res) {
NS_ASSERTION(PR_FALSE, "Could not obtain the event queue service");
return res;
}
res = gEventQService->CreateThreadEventQueue();
if (NS_OK != res) {
NS_ASSERTION(PR_FALSE, "Could not create the event queue for the thread");
return res;
}
// Create a application shell
nsIAppShell *appShell;
nsComponentManager::CreateInstance(kCAppShellCID, nsnull, kIAppShellIID, (void**)&appShell);
if (appShell != nsnull) {
fputs("Created AppShell\n", stderr);
appShell->Create(argc, argv);
} else {
printf("AppShell is null!\n");
}
nsIDeviceContext* deviceContext = 0;
// Create a device context for the widgets
static NS_DEFINE_IID(kDeviceContextCID, NS_DEVICE_CONTEXT_CID);
static NS_DEFINE_IID(kDeviceContextIID, NS_IDEVICE_CONTEXT_IID);
//
// create the main window
//
nsComponentManager::CreateInstance(kCWindowCID, nsnull, kIWidgetIID, (void**)&gWindow);
nsRect rect(100, 100, 600, 700);
gWindow->Create((nsIWidget*) nsnull, rect, HandleEvent,
(nsIDeviceContext *) nsnull,
appShell);
gWindow->SetTitle("Pixel coverage test");
//
// Create Device Context based on main window
//
res = nsComponentManager::CreateInstance(kDeviceContextCID, nsnull, kDeviceContextIID, (void **)&deviceContext);
if (NS_OK == res)
{
deviceContext->Init(gWindow->GetNativeData(NS_NATIVE_WIDGET));
NS_ADDREF(deviceContext);
}
gWindow->Show(PR_TRUE);
return(appShell->Run());
}
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