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RetroZilla/gfx/tests/coverage/nsCoverage.cpp
Ryan Nematz 2f2ae146c0 first commit
2015-10-20 23:03:22 -04:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
//---- 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"
//------------------------------------------------------------------------------
nsIWidget *gWindow = NULL;
#if defined(XP_WIN) || defined(XP_OS2)
#define TEXT_HEIGHT 25
#endif
#if defined(XP_UNIX) || defined(XP_BEOS)
#define TEXT_HEIGHT 30
#endif
#ifdef XP_MAC
#define TEXT_HEIGHT 30
#endif
// class ids
static NS_DEFINE_CID(kCWindowCID, NS_WINDOW_CID);
static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
static NS_DEFINE_CID(kCAppShellCID, NS_APPSHELL_CID);
// 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
p2t = deviceContext->DevUnitsToAppUnits();
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));
nsAutoString strText6(NS_LITERAL_STRING("GFX - Pixel coverage test"));
aSurface->DrawString(strText6,150,30);
nsAutoString strText5(NS_LITERAL_STRING("(Use (u, d, r, l) keys to scroll the window contents)"));
aSurface->DrawString(strText5,150,50);
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));
nsAutoString strText4(NS_LITERAL_STRING("DrawLine - There should be a one pixel gap where the red and black lines meet"));
aSurface->DrawString(strText4, 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);
nsAutoString strText3(NS_LITERAL_STRING("DrawPolyline - There should be a one pixel gap in the rectangle"));
aSurface->DrawString(strText3, 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));
nsAutoString strText2(NS_LITERAL_STRING("FillRect - The red line should be at the right edge under the rectangle"));
aSurface->DrawString(strText2, 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));
nsAutoString strText1(NS_LITERAL_STRING("DrawRect - The red line should be at the right edge under the rectangle"));
aSurface->DrawString(strText1, 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)
{
nsresult res = NS_InitXPCOM2(nsnull, nsnull, nsnull);
if (NS_FAILED(res))
return res;
// Create the Event Queue for the UI thread...
nsCOMPtr<nsIEventQueueService> eventQService =
do_GetService(kEventQueueServiceCID, &res);
if (NS_OK != res) {
NS_ASSERTION(PR_FALSE, "Could not obtain the event queue service");
return res;
}
// Create a application shell
nsIAppShell *appShell;
CallCreateInstance(kCAppShellCID, &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
//
CallCreateInstance(kCWindowCID, &gWindow);
nsRect rect(100, 100, 600, 700);
gWindow->Create((nsIWidget*) nsnull, rect, HandleEvent,
(nsIDeviceContext *) nsnull,
appShell);
nsAutoString strTitle(NS_LITERAL_STRING("Pixel coverage test"));
gWindow->SetTitle(strTitle);
//
// Create Device Context based on main window
//
res = CallCreateInstance(kDeviceContextCID, &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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