mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-08-03 07:18:16 +02:00
426 lines
9.2 KiB
C++
426 lines
9.2 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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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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if (img) {
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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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} else {
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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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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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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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for (x=0; x < w; x++) {
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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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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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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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if ((imgType == IMAGE_COLOR || imgType == IMAGE_COPY) && image) {
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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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if ((imgType == IMAGE_COLOR || imgType == IMAGE_COPY) && image) {
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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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return image;
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}
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void GuiImage::SetImage(GuiImageData * img) {
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LOCK(this);
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if ((imgType == IMAGE_COLOR || imgType == IMAGE_COPY) && image) {
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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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LOCK(this);
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if ((imgType == IMAGE_COLOR || imgType == IMAGE_COPY) && image) {
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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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LOCK(this);
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imageangle = a;
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}
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float GuiImage::GetAngle() {
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return imageangle;
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}
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void GuiImage::SetTile(int t) {
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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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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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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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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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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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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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for (int y = 0; y < height; y++) {
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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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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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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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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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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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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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color = GetPixel(x, y);
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if (alt) {
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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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} else {
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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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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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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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} else {
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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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