2009-04-22 20:04:28 +02:00

104 lines
2.8 KiB
C++
Executable File

#include <assert.h>
#include <windows.h>
namespace ruby {
#include "gdi.hpp"
class pVideoGDI {
public:
VideoGDI &self;
uint32_t *buffer;
HBITMAP bitmap;
HDC bitmapdc;
BITMAPINFO bmi;
struct {
HWND handle;
} settings;
bool cap(Video::Setting setting) {
if(setting == Video::Handle) return true;
return false;
}
uintptr_t get(Video::Setting setting) {
if(setting == Video::Handle) return (uintptr_t)settings.handle;
return false;
}
bool set(Video::Setting setting, uintptr_t param) {
if(setting == Video::Handle) {
settings.handle = (HWND)param;
return true;
}
return false;
}
bool lock(uint32_t *&data, unsigned &pitch) {
pitch = 1024 * 4;
return data = buffer;
}
void unlock() {}
void refresh(unsigned r_width, unsigned r_height) {
RECT rc;
GetClientRect(settings.handle, &rc);
SetDIBits(bitmapdc, bitmap, 0, r_height, (void*)buffer, &bmi, DIB_RGB_COLORS);
HDC hdc = GetDC(settings.handle);
StretchBlt(hdc, rc.left, rc.top, rc.right, rc.bottom, bitmapdc, 0, 1024 - r_height, r_width, r_height, SRCCOPY);
ReleaseDC(settings.handle, hdc);
}
bool init() {
HDC hdc = GetDC(settings.handle);
bitmapdc = CreateCompatibleDC(hdc);
assert(bitmapdc);
bitmap = CreateCompatibleBitmap(hdc, 1024, 1024);
assert(bitmap);
SelectObject(bitmapdc, bitmap);
ReleaseDC(settings.handle, hdc);
memset(&bmi, 0, sizeof(BITMAPINFO));
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biWidth = 1024;
bmi.bmiHeader.biHeight = -1024;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 32; //biBitCount of 15 is invalid, biBitCount of 16 is really RGB555
bmi.bmiHeader.biCompression = BI_RGB;
bmi.bmiHeader.biSizeImage = 1024 * 1024 * sizeof(uint32_t);
return true;
}
void term() {
DeleteObject(bitmap);
DeleteDC(bitmapdc);
}
pVideoGDI(VideoGDI &self_) : self(self_) {
buffer = (uint32_t*)malloc(1024 * 1024 * sizeof(uint32_t));
settings.handle = 0;
}
~pVideoGDI() {
if(buffer) free(buffer);
}
};
bool VideoGDI::cap(Setting setting) { return p.cap(setting); }
uintptr_t VideoGDI::get(Setting setting) { return p.get(setting); }
bool VideoGDI::set(Setting setting, uintptr_t param) { return p.set(setting, param); }
bool VideoGDI::lock(uint32_t *&data, unsigned &pitch) { return p.lock(data, pitch); }
void VideoGDI::unlock() { p.unlock(); }
void VideoGDI::refresh(unsigned width, unsigned height) { p.refresh(width, height); }
bool VideoGDI::init() { return p.init(); }
void VideoGDI::term() { p.term(); }
VideoGDI::VideoGDI() : p(*new pVideoGDI(*this)) {}
VideoGDI::~VideoGDI() { delete &p; }
} //namespace ruby