mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-12-23 10:21:55 +01:00
469 lines
9.8 KiB
C++
469 lines
9.8 KiB
C++
/****************************************************************************
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* libwiigui
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*
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* Tantric 2009
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*
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* gui_image.cpp
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*
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* GUI class definitions
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***************************************************************************/
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#include "gui.h"
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/**
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* Constructor for the GuiImage class.
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*/
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GuiImage::GuiImage()
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{
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image = NULL;
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width = 0;
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height = 0;
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imageangle = 0;
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tile = -1;
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stripe = 0;
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widescreen = 0;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_DATA;
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}
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GuiImage::GuiImage( GuiImageData * img )
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{
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if ( img )
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{
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image = img->GetImage();
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width = img->GetWidth();
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height = img->GetHeight();
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}
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else
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{
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image = NULL;
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width = 0;
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height = 0;
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}
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imageangle = 0;
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_DATA;
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}
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GuiImage::GuiImage( u8 * img, int w, int h )
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{
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image = img;
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width = w;
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height = h;
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imageangle = 0;
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_TEXTURE;
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}
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GuiImage::GuiImage( int w, int h, GXColor c )
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{
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image = ( u8 * )memalign ( 32, w * h * 4 );
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width = w;
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height = h;
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imageangle = 0;
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_COLOR;
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if ( !image )
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return;
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int x, y;
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for ( y = 0; y < h; y++ )
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{
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for ( x = 0; x < w; x++ )
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{
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this->SetPixel( x, y, c );
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}
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}
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int len = w * h * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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DCFlushRange( image, len );
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}
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GuiImage::GuiImage( GuiImage &srcimage ) : GuiElement()
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{
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width = srcimage.GetWidth();
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height = srcimage.GetHeight();
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int len = width * height * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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image = ( u8 * )memalign ( 32, len );
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memcpy( image, srcimage.GetImage(), len );
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DCFlushRange( image, len );
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imageangle = srcimage.GetAngle();
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_COPY;
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}
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GuiImage::GuiImage( GuiImage *srcimage ) : GuiElement()
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{
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width = srcimage->GetWidth();
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height = srcimage->GetHeight();
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int len = width * height * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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image = ( u8 * )memalign ( 32, len );
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memcpy( image, srcimage->GetImage(), len );
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DCFlushRange( image, len );
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imageangle = srcimage->GetAngle();
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_COPY;
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}
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GuiImage &GuiImage::operator=( GuiImage & srcimage )
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{
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if ( ( imgType == IMAGE_COLOR || imgType == IMAGE_COPY ) && image )
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{
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free( image );
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image = NULL;
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}
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width = srcimage.GetWidth();
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height = srcimage.GetHeight();
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int len = width * height * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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image = ( u8 * )memalign ( 32, len );
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memcpy( image, srcimage.GetImage(), len );
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DCFlushRange( image, len );
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imageangle = srcimage.GetAngle();
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tile = -1;
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stripe = 0;
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widescreen = 0;
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parentangle = true;
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xx1 = 0;
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yy1 = 0;
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xx2 = 0;
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yy2 = 0;
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xx3 = 0;
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yy3 = 0;
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xx4 = 0;
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yy4 = 0;
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imgType = IMAGE_COPY;
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return *this;
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}
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/**
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* Destructor for the GuiImage class.
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*/
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GuiImage::~GuiImage()
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{
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if ( ( imgType == IMAGE_COLOR || imgType == IMAGE_COPY ) && image )
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{
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free( image );
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image = NULL;
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}
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}
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u8 * GuiImage::GetImage()
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{
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return image;
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}
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void GuiImage::SetImage( GuiImageData * img )
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{
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LOCK( this );
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if ( ( imgType == IMAGE_COLOR || imgType == IMAGE_COPY ) && image )
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{
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free( image );
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image = NULL;
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}
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image = img->GetImage();
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width = img->GetWidth();
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height = img->GetHeight();
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imgType = IMAGE_DATA;
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}
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void GuiImage::SetImage( u8 * img, int w, int h )
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{
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LOCK( this );
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if ( ( imgType == IMAGE_COLOR || imgType == IMAGE_COPY ) && image )
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{
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free( image );
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image = NULL;
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}
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image = img;
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width = w;
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height = h;
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imgType = IMAGE_TEXTURE;
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}
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void GuiImage::SetAngle( float a )
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{
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LOCK( this );
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imageangle = a;
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}
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float GuiImage::GetAngle()
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{
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return imageangle;
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}
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void GuiImage::SetTile( int t )
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{
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LOCK( this );
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tile = t;
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}
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void GuiImage::SetWidescreen( bool w )
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{
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LOCK( this );
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widescreen = w;
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}
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void GuiImage::SetParentAngle( bool a )
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{
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LOCK( this );
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parentangle = a;
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}
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GXColor GuiImage::GetPixel( int x, int y )
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{
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if ( !image || this->GetWidth() <= 0 || x < 0 || y < 0 )
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return ( GXColor ) {0, 0, 0, 0};
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u32 offset = ( ( ( y >> 2 ) << 4 ) * this->GetWidth() ) + ( ( x >> 2 ) << 6 ) + ( ( ( y % 4 << 2 ) + x % 4 ) << 1 );
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GXColor color;
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color.a = *( image + offset );
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color.r = *( image + offset + 1 );
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color.g = *( image + offset + 32 );
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color.b = *( image + offset + 33 );
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return color;
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}
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void GuiImage::SetPixel( int x, int y, GXColor color )
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{
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LOCK( this );
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if ( !image || this->GetWidth() <= 0 || x < 0 || y < 0 )
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return;
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u32 offset = ( ( ( y >> 2 ) << 4 ) * this->GetWidth() ) + ( ( x >> 2 ) << 6 ) + ( ( ( y % 4 << 2 ) + x % 4 ) << 1 );
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*( image + offset ) = color.a;
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*( image + offset + 1 ) = color.r;
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*( image + offset + 32 ) = color.g;
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*( image + offset + 33 ) = color.b;
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}
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void GuiImage::SetGrayscale( void )
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{
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LOCK( this );
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GXColor color;
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u32 offset, gray;
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for ( int x = 0; x < width; x++ )
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{
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for ( int y = 0; y < height; y++ )
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{
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offset = ( ( ( y >> 2 ) << 4 ) * width ) + ( ( x >> 2 ) << 6 ) + ( ( ( y % 4 << 2 ) + x % 4 ) << 1 );
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color.r = *( image + offset + 1 );
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color.g = *( image + offset + 32 );
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color.b = *( image + offset + 33 );
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gray = ( 77 * color.r + 150 * color.g + 28 * color.b ) / 255;
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*( image + offset + 1 ) = gray;
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*( image + offset + 32 ) = gray;
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*( image + offset + 33 ) = gray;
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}
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}
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int len = width * height * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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DCFlushRange( image, len );
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}
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void GuiImage::SetStripe( int s )
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{
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LOCK( this );
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stripe = s;
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}
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void GuiImage::SetSkew( int XX1, int YY1, int XX2, int YY2, int XX3, int YY3, int XX4, int YY4 )
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{
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xx1 = XX1;
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yy1 = YY1;
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xx2 = XX2;
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yy2 = YY2;
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xx3 = XX3;
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yy3 = YY3;
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xx4 = XX4;
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yy4 = YY4;
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}
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void GuiImage::SetSkew( int *skew )
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{
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xx1 = *skew++;
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yy1 = *skew++;
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xx2 = *skew++;
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yy2 = *skew++;
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xx3 = *skew++;
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yy3 = *skew++;
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xx4 = *skew++;
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yy4 = *skew;
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}
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void GuiImage::ColorStripe( int shift )
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{
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LOCK( this );
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int x, y;
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GXColor color;
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int alt = 0;
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for ( y = 0; y < this->GetHeight(); y++ )
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{
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if ( y % 3 == 0 )
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alt ^= 1;
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for ( x = 0; x < this->GetWidth(); x++ )
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{
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color = GetPixel( x, y );
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if ( alt )
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{
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if ( color.r < 255 - shift )
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color.r += shift;
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else
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color.r = 255;
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if ( color.g < 255 - shift )
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color.g += shift;
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else
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color.g = 255;
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if ( color.b < 255 - shift )
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color.b += shift;
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else
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color.b = 255;
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color.a = 255;
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}
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else
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{
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if ( color.r > shift )
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color.r -= shift;
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else
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color.r = 0;
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if ( color.g > shift )
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color.g -= shift;
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else
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color.g = 0;
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if ( color.b > shift )
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color.b -= shift;
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else
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color.b = 0;
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color.a = 255;
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}
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SetPixel( x, y, color );
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}
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}
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int len = width * height * 4;
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if ( len % 32 ) len += ( 32 - len % 32 );
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DCFlushRange( image, len );
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}
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/**
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* Draw the button on screen
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*/
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void GuiImage::Draw()
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{
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LOCK( this );
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if ( !image || !this->IsVisible() || tile == 0 )
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return;
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float currScale = this->GetScale();
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int currLeft = this->GetLeft();
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float currAngleDyn = this->GetAngleDyn();
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if ( currAngleDyn && parentangle )
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imageangle = currAngleDyn;
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if ( tile > 0 )
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{
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for ( int i = 0; i < tile; i++ )
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Menu_DrawImg( currLeft + width*i, this->GetTop(), zoffset, width, height, image, imageangle, widescreen ? currScale*0.80 : currScale, currScale, this->GetAlpha(), xx1, yy1, xx2, yy2, xx3, yy3, xx4, yy4 );
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}
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else
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{
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// temporary (maybe), used to correct offset for scaled images
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if ( scale != 1 )
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currLeft = currLeft - width / 2 + ( width * scale ) / 2;
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Menu_DrawImg( currLeft, this->GetTop(), zoffset, width, height, image, imageangle, widescreen ? currScale*0.80 : currScale, currScale, this->GetAlpha(), xx1, yy1, xx2, yy2, xx3, yy3, xx4, yy4 );
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}
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if ( stripe > 0 )
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for ( int y = 0; y < this->GetHeight(); y += 6 )
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Menu_DrawRectangle( currLeft, this->GetTop() + y, this->GetWidth(), 3, ( GXColor ) {0, 0, 0, stripe}, 1 );
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this->UpdateEffects();
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}
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