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[uphone] use a shared TWindow to draw bitmaps and texts, this optimization promotes the performance on uphone about 5%~6%

This commit is contained in:
Walzer 2010-12-31 16:07:52 +08:00
parent eac572b2c9
commit 56f8bf3c40
3 changed files with 103 additions and 56 deletions
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152
cocos2dx/platform/uphone/CCXBitmapDC.cpp
View File

@ -29,78 +29,120 @@ THE SOFTWARE.
namespace cocos2d {
static TWindow * s_pMemWnd = NULL;
CCXBitmapDC::CCXBitmapDC(int width, int height)
: m_pBitmap(NULL)
{
m_pBitmap->Create(width, height, 32);
m_pWindow = NULL;
m_pBitmap = TBitmap::Create(width, height, 32);
}
CCXBitmapDC::CCXBitmapDC(const char *text, CGSize dimensions, UITextAlignment alignment, const char *fontName, float fontSize)
: m_pBitmap(NULL)
{
// create font
TFont font;
font.Create(0, (Int32)fontSize);
TUChar *pText = NULL;
do
{
// create font
TFont font;
CCX_BREAK_IF(! font.Create(0, (Int32)fontSize));
// text
Int32 len = strlen(text) + 1;
TUChar *pText = new TUChar[len];
TUString::StrGBToUnicode(pText, (Char*)text);
// text
Int32 len = strlen(text) + 1;
CCX_BREAK_IF(! (pText = new TUChar[len]));
TUString::StrGBToUnicode(pText, (Char*)text);
// calculate text size
if (CGSize::CGSizeEqualToSize(dimensions, CGSizeZero))
{
m_tSize.width = font.CharsWidth(pText,len);
m_tSize.height = font.LineHeight();
}else
{
m_tSize = dimensions;
}
// calculate text size
if (CGSize::CGSizeEqualToSize(dimensions, CGSizeZero))
{
m_tSize.width = font.CharsWidth(pText,len);
m_tSize.height = font.LineHeight();
}else
{
m_tSize = dimensions;
}
Int16 width = (Int16)m_tSize.width;
Int16 height = (Int16)m_tSize.height;
Int16 width = (Int16)m_tSize.width;
Int16 height = (Int16)m_tSize.height;
// create memory window
m_pWindow = new TWindow(CCXApplication::sharedApplication());
m_pWindow->CreateMemWindow(width, height,screenTransparentFormat);
// create bitmap
CCX_BREAK_IF(! (m_pBitmap = TBitmap::Create(width, height, 32)));
// create DC
TDC dc(m_pWindow);
// set DC styles
UInt32 styles = GUI_API_STYLE_SPECIFY_FORE_COLOR | GUI_API_STYLE_ROP_MODE_TRANSPARENT |
GUI_API_STYLE_SPECIFY_BACK_COLOR | GUI_API_STYLE_ALIGNMENT_MIDDLE | GUI_API_STYLE_SPECIFY_FONT;
// create memory window
if (s_pMemWnd)
{
TRectangle rcMemWnd(0, 0, 0, 0);
s_pMemWnd->GetClientBounds(&rcMemWnd);
if (rcMemWnd.Width() < width || rcMemWnd.Height() < height)
{
s_pMemWnd->CloseWindow();
s_pMemWnd = NULL;
}
}
switch (alignment)
{
case UITextAlignmentLeft:
styles |= GUI_API_STYLE_ALIGNMENT_LEFT;
break;
case UITextAlignmentCenter:
styles |= GUI_API_STYLE_ALIGNMENT_CENTER;
break;
case UITextAlignmentRight:
styles |= GUI_API_STYLE_ALIGNMENT_RIGHT;
break;
default:
styles |= GUI_API_STYLE_ALIGNMENT_CENTER;
break;
}
TRectangle rect;
m_pWindow->GetWindowFrameRect(&rect);
do
{
// if memery window is already break
CCX_BREAK_IF(s_pMemWnd);
m_pBitmap = m_pWindow->GetMemWindowTBitmapPtr();
m_pBitmap->Fill32(RGBA(0, 0, 0, 0));
dc.DrawTextInRectangleEx(pText, 0, RGBA(255,255,255,255), RGBA(0,0,0,255), font, &rect, styles);
CCX_BREAK_IF(! (s_pMemWnd = new TWindow(CCXApplication::sharedApplication())));
delete [] pText;
Coord nCurrentWidth = CCXApplication::GetCurrentApplication()->GetScreenWidth();
Coord nCurrentHeight = CCXApplication::GetCurrentApplication()->GetScreenHeight();
Coord nMemWndW = (width >= nCurrentWidth) ? width : nCurrentWidth;
Coord nMemWndH = (height >= nCurrentHeight) ? height : nCurrentHeight;
CCX_BREAK_IF(s_pMemWnd->CreateMemWindow(nMemWndW, nMemWndH,screenTransparentFormat));
delete s_pMemWnd;
s_pMemWnd = NULL;
} while (0);
CCX_BREAK_IF(! s_pMemWnd);
// create DC
TDC dc(s_pMemWnd);
// set DC styles
UInt32 styles = GUI_API_STYLE_SPECIFY_FORE_COLOR | GUI_API_STYLE_ROP_MODE_TRANSPARENT |
GUI_API_STYLE_SPECIFY_BACK_COLOR | GUI_API_STYLE_ALIGNMENT_MIDDLE | GUI_API_STYLE_SPECIFY_FONT;
switch (alignment)
{
case UITextAlignmentLeft:
styles |= GUI_API_STYLE_ALIGNMENT_LEFT;
break;
case UITextAlignmentCenter:
styles |= GUI_API_STYLE_ALIGNMENT_CENTER;
break;
case UITextAlignmentRight:
styles |= GUI_API_STYLE_ALIGNMENT_RIGHT;
break;
default:
styles |= GUI_API_STYLE_ALIGNMENT_CENTER;
break;
}
s_pMemWnd->GetMemWindowTBitmapPtr()->Fill32(RGBA(0, 0, 0, 0), 0, 0, width, height);
TRectangle rect(0, 0, width, height);
dc.DrawTextInRectangleEx(pText, 0, RGBA(255,255,255,255), RGBA(0,0,0,255), font, &rect, styles);
dc.ReadBitmap(m_pBitmap, 0, 0);
} while (0);
if (pText)
{
delete[] pText;
pText = NULL;
}
}
CCXBitmapDC::~CCXBitmapDC(void)
{
if (m_pWindow)
{
m_pWindow->CloseWindowNow();
m_pWindow = NULL;
}
if (m_pBitmap)
{
m_pBitmap->Destroy();
m_pBitmap = NULL;
}
}
void *CCXBitmapDC::getBuffer()

1
cocos2dx/platform/uphone/CCXBitmapDC.h
View File

@ -47,7 +47,6 @@ namespace cocos2d{
protected:
TBitmap *m_pBitmap;
CGSize m_tSize;
TWindow *m_pWindow;
};
}

6
cocos2dx/platform/uphone/CCXUIImage_uphone.cpp
View File

@ -83,6 +83,12 @@ UIImage::UIImage(void)
UIImage::UIImage(CCXBitmapDC * pBmpDC)
{
m_imageInfo.hasAlpha = false;
m_imageInfo.isPremultipliedAlpha = false;
m_imageInfo.height = 0;
m_imageInfo.width = 0;
m_imageInfo.data = NULL;
m_imageInfo.bitsPerComponent = 0;
do
{
CCX_BREAK_IF(! pBmpDC);