Need Surface operating methods.

Merge branch 'mingw-dev' into mingw-dev-test
This commit is contained in:
Kirigaya Kazuto 2017-05-24 18:03:44 +08:00
commit 1cdf7956f6
5 changed files with 199 additions and 136 deletions

View File

@ -86,6 +86,9 @@ namespace MiniEngine
return SDL_WINDOW_ALLOW_HIGHDPI;
case WindowType::MouseCapture:
return SDL_WINDOW_MOUSE_CAPTURE;
/// The following value are not defined on C4.
#ifndef __C4DROID__
case WindowType::AlwaysOnTop:
return SDL_WINDOW_ALWAYS_ON_TOP;
case WindowType::SkipTaskBar:
@ -96,6 +99,8 @@ namespace MiniEngine
return SDL_WINDOW_TOOLTIP;
case WindowType::PopUpMenu:
return SDL_WINDOW_POPUP_MENU;
#endif // __C4DROID__
default:
return 0;/// Return 0 on default.
}
@ -376,7 +381,7 @@ namespace MiniEngine
}
// private
SDL_RWops* RWOP::_get()
SDL_RWops* RWOP::_get() const
{
return _op.get();
}
@ -412,17 +417,20 @@ namespace MiniEngine
_clear();
}
void Surface::_set(SDL_Surface* p)//private
//private
void Surface::_set(SDL_Surface* p)
{
_surf.reset(p,SDL_FreeSurface);
}
void Surface::_clear()//private
//private
void Surface::_clear()
{
_surf.reset();
}
SDL_Surface* Surface::_get()//private
//private
SDL_Surface* Surface::_get() const
{
return _surf.get();
}
@ -432,6 +440,115 @@ namespace MiniEngine
return _surf;
}
Surface::Surface(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask) throw(ErrorViewer)
{
if(create(width,height,depth,Rmask,Gmask,Bmask,Amask)!=0)
{
ErrorViewer e;
e.fetch();
throw e;
}
}
Surface::Surface(int width,int height,int depth,RGBA maskPack) throw (ErrorViewer)
: Surface(width,height,depth,maskPack.r,maskPack.g,maskPack.b,maskPack.a)
{
}
Surface::Surface(int width,int height,int depth,Uint32 surfaceFormat) throw(ErrorViewer)
{
if(create(width,height,depth,surfaceFormat)!=0)
{
ErrorViewer e;
e.fetch();
throw e;
}
}
Surface::Surface(const std::string& filename) throw(ErrorViewer)
{
if(load(filename)!=0)
{
ErrorViewer e;
e.fetch();
throw e;
}
}
Surface::Surface(const RWOP& rwop) throw (ErrorViewer)
{
if(load(rwop)!=0)
{
ErrorViewer e;
e.fetch();
throw e;
}
}
int Surface::load(const std::string& filename)
{
SDL_Surface* temp=IMG_Load(filename.c_str());
if(temp==nullptr)
{
return -1;
}
else
{
_set(temp);
return 0;
}
}
int Surface::load(const RWOP& rwop)
{
SDL_Surface* temp=IMG_Load_RW(rwop._get(),0);
if(temp==nullptr)
{
return -1;
}
else
{
_set(temp);
return 0;
}
}
int Surface::create(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask)
{
SDL_Surface* temp=SDL_CreateRGBSurface(0,width,height,depth,Rmask,Gmask,Bmask,Amask);
if(temp==nullptr)
{
return -1;
}
else
{
_set(temp);
return 0;
}
}
int Surface::create(int width,int height,int depth,Uint32 surfaceFormat)
{
/// FIXME: This Function is available from SDL2.0.5. But the linker report a undefined reference.
/*
SDL_Surface* temp=SDL_CreateRGBSurfaceWithFormat(0,width,height,depth,surfaceFormat);
if(temp==nullptr)
{
return -1;
}
else
{
_set(temp);
return 0;
}
*/
SDL_SetError("[MiniEngine] SDL_CreateRGBSurfaceWithFormat Not Linked.");
return -1;
}
int Surface::getw()
{
if(_get()!=nullptr)
@ -588,19 +705,9 @@ namespace MiniEngine
SDL_UnlockSurface(_get());
}
//static
Surface Surface::createSurface(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask) throw(ErrorViewer)
bool Surface::isReady() const
{
SDL_Surface* temp=SDL_CreateRGBSurface(0,width,height,depth,Rmask,Gmask,Bmask,Amask);
if(temp==nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
Surface surf;
surf._set(temp);
return surf;
return _get()!=nullptr;
}
void Surface::release()
@ -608,6 +715,12 @@ namespace MiniEngine
_clear();
}
/// Experimental
SDL_Surface* Surface::getRawPointer()
{
return _get();
}
void Texture::_set(SDL_Texture* p)//private
{
_text.reset(p,SDL_DestroyTexture);
@ -871,34 +984,6 @@ namespace MiniEngine
return SDL_RenderCopyEx(_get(),t._get(),pR1,pR2,angle,pPoint,flip);
}
Surface Renderer::loadSurface(std::string FileName) throw(ErrorViewer)
{
Surface surf;
SDL_Surface* temp = IMG_Load(FileName.c_str());
if (temp == nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
surf._set(temp);
return surf;
}
Surface Renderer::loadSurfaceRW(RWOP rwop) throw (ErrorViewer)
{
Surface surf;
SDL_Surface* temp=IMG_Load_RW(rwop._get(),0);
if(temp==nullptr)
{
ErrorViewer e;
e.fetch();
throw e;
}
surf._set(temp);
return surf;
}
Texture Renderer::render(Surface surf) throw(ErrorViewer)
{
Texture t;

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@ -84,9 +84,10 @@ namespace MiniEngine
void release();
private:
std::shared_ptr<SDL_RWops> _op;
SDL_RWops* _get();
SDL_RWops* _get() const;
void _clear();
void _set(SDL_RWops*);
friend class Surface;
friend class Renderer;
};
@ -95,7 +96,20 @@ namespace MiniEngine
class Surface
{
public:
Surface()=default;
Surface(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask) throw(ErrorViewer);
Surface(int width,int height,int depth,RGBA colorPack) throw(ErrorViewer);
Surface(int width,int height,int depth,Uint32 surfaceFormat) throw(ErrorViewer);
Surface(const std::string& filename) throw(ErrorViewer);
Surface(const RWOP& rwop) throw(ErrorViewer);
~Surface() = default;
int load(const std::string& filename);
int load(const RWOP& rwop);
int create(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask);
int create(int width,int height,int depth,Uint32 surfaceFormat);
int savePNG(const std::string& filename);
int getw();
int geth();
@ -126,16 +140,16 @@ namespace MiniEngine
int lock();
void unlock();
static Surface createSurface(int width,int height,int depth,int Rmask,int Gmask,int Bmask,int Amask) throw(ErrorViewer);
bool isReady() const;
void release();
protected:
Surface() = default;
/// Experimental : Get SDL_Surface Pointer and then do anything you want!
SDL_Surface* getRawPointer();
private:
std::shared_ptr<SDL_Surface> _surf;
void _set(SDL_Surface*);
void _clear();
SDL_Surface* _get();
SDL_Surface* _get() const;
std::shared_ptr<SDL_Surface>& _getex();
friend class Window;
@ -208,8 +222,6 @@ namespace MiniEngine
int supercopy(Texture t,bool srcfull,Rect src,bool dstfull,Rect dst,double angle,bool haspoint,Point center,FlipMode mode);
Surface loadSurface(std::string FileName) throw(ErrorViewer);
Surface loadSurfaceRW(RWOP rwop) throw(ErrorViewer);
Texture render(Surface surf) throw (ErrorViewer);
Texture loadTexture(std::string FileName) throw(ErrorViewer);
Texture loadTextureRW(RWOP rwop) throw(ErrorViewer);

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@ -7,12 +7,12 @@ namespace MiniEngine
#if defined(__ANDROID__) && __ANDROID__
std::string SDLSystem::Android::GetInternal()
{
return string(SDL_AndroidGetInternalStoragePath());
return std::string(SDL_AndroidGetInternalStoragePath());
}
std::string SDLSystem::Android::GetExternal()
{
return string(SDL_AndroidGetExternalStoragePath());
return std::string(SDL_AndroidGetExternalStoragePath());
}
bool SDLSystem::Android::CanReadExternal()

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@ -2,6 +2,7 @@
#include "sqlite/sqlite3.h"
#include <string>
#include <memory>
#include <functional>
namespace MiniEngine
{

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@ -3,118 +3,83 @@ using namespace std;
#include <windows.h>
//GBK编码转换到UTF8编码
int _GBKToUTF8(unsigned char * lpGBKStr,unsigned char * lpUTF8Str,int nUTF8StrLen)
int _utf8_to_gb(const char* src, char* dst, int len)
{
wchar_t * lpUnicodeStr = NULL;
int nRetLen = 0;
if(!lpGBKStr) //如果GBK字符串为NULL则出错退出
return 0;
nRetLen = MultiByteToWideChar(CP_ACP,0,(char *)lpGBKStr,-1,NULL,0); //获取转换到Unicode编码后所需要的字符空间长度
lpUnicodeStr = new WCHAR[nRetLen + 1]; //为Unicode字符串空间
nRetLen = ::MultiByteToWideChar(CP_ACP,0,(char *)lpGBKStr,-1,lpUnicodeStr,nRetLen); //转换到Unicode编码
if(!nRetLen) //转换失败则出错退出
return 0;
nRetLen = ::WideCharToMultiByte(CP_UTF8,0,lpUnicodeStr,-1,NULL,0,NULL,0); //获取转换到UTF8编码后所需要的字符空间长度
if(!lpUTF8Str) //输出缓冲区为空则返回转换后需要的空间大小
{
if(lpUnicodeStr)
delete []lpUnicodeStr;
return nRetLen;
int ret = 0;
WCHAR* strA;
int i= MultiByteToWideChar(CP_UTF8, 0, src, -1, NULL, 0);
if (i <= 0) {
return -1;
}
if(nUTF8StrLen < nRetLen) //如果输出缓冲区长度不够则退出
{
if(lpUnicodeStr)
delete []lpUnicodeStr;
return 0;
strA = (WCHAR*)malloc(i * 2);
MultiByteToWideChar(CP_UTF8, 0, src, -1, strA, i);
i = WideCharToMultiByte(CP_ACP, 0, strA, -1, NULL, 0, NULL, NULL);
if (len >= i) {
ret = WideCharToMultiByte(CP_ACP, 0, strA, -1, dst, i, NULL, NULL);
dst[i] = 0;
}
nRetLen = ::WideCharToMultiByte(CP_UTF8,0,lpUnicodeStr,-1,(char *)lpUTF8Str,nUTF8StrLen,NULL,NULL); //转换到UTF8编码
if(lpUnicodeStr)
delete []lpUnicodeStr;
return nRetLen;
if (ret <= 0) {
free(strA);
return -2;
}
free( strA );
return 0;
}
// UTF8编码转换到GBK编码
int _UTF8ToGBK(unsigned char * lpUTF8Str,unsigned char * lpGBKStr,int nGBKStrLen)
int _gb_to_utf8(const char* src, char* dst, int len)
{
wchar_t * lpUnicodeStr = NULL;
int nRetLen = 0;
if(!lpUTF8Str) //如果UTF8字符串为NULL则出错退出
return 0;
nRetLen = ::MultiByteToWideChar(CP_UTF8,0,(char *)lpUTF8Str,-1,NULL,0); //获取转换到Unicode编码后所需要的字符空间长度
lpUnicodeStr = new WCHAR[nRetLen + 1]; //为Unicode字符串空间
nRetLen = ::MultiByteToWideChar(CP_UTF8,0,(char *)lpUTF8Str,-1,lpUnicodeStr,nRetLen); //转换到Unicode编码
if(!nRetLen) //转换失败则出错退出
return 0;
nRetLen = ::WideCharToMultiByte(CP_ACP,0,lpUnicodeStr,-1,NULL,0,NULL,NULL); //获取转换到GBK编码后所需要的字符空间长度
if(!lpGBKStr) //输出缓冲区为空则返回转换后需要的空间大小
{
if(lpUnicodeStr)
delete []lpUnicodeStr;
return nRetLen;
int ret = 0;
WCHAR* strA;
int i= MultiByteToWideChar(CP_ACP, 0, src, -1, NULL, 0);
if (i <= 0) {
return -1;
}
strA = (WCHAR*)malloc(i * 2);
MultiByteToWideChar(CP_ACP, 0, src, -1, strA, i);
i = WideCharToMultiByte(CP_UTF8, 0, strA, -1, NULL, 0, NULL, NULL);
if (len >= i) {
ret = WideCharToMultiByte(CP_UTF8, 0, strA, -1, dst, i, NULL, NULL);
dst[i] = 0;
}
if(nGBKStrLen < nRetLen) //如果输出缓冲区长度不够则退出
{
if(lpUnicodeStr)
delete []lpUnicodeStr;
return 0;
if (ret <= 0) {
free(strA);
return -2;
}
nRetLen = ::WideCharToMultiByte(CP_ACP,0,lpUnicodeStr,-1,(char *)lpGBKStr,nRetLen,NULL,NULL); //转换到GBK编码
if(lpUnicodeStr)
delete []lpUnicodeStr;
return nRetLen;
free(strA);
return 0;
}
string UTF8ToGBK(string UTF8String)
{
int sz=UTF8String.size()*2/3+256;
auto utf8str=new unsigned char[sz];
memset(utf8str,0,sz);
memcpy(utf8str,UTF8String.c_str(),UTF8String.size());
auto gbkstr=new unsigned char[sz];
auto gbkstr=new char[sz];
memset(gbkstr,0,sz);
_UTF8ToGBK(utf8str,gbkstr,sz);
if(_utf8_to_gb(UTF8String.c_str(),gbkstr,sz)!=0)
{
return "[MiniEngine] UT8ToGBK Convert Failed";
}
string s((char*)gbkstr);
delete[] gbkstr;
delete[] utf8str;
return s;
}
string GBKToUTF8(string GBKString)
{
int sz=GBKString.size()*3/2+32;
auto gbkstr=new unsigned char[sz];
memset(gbkstr,0,sz);
memcpy(gbkstr,GBKString.c_str(),GBKString.size());
auto utf8str=new unsigned char[sz];
auto utf8str=new char[sz];
memset(utf8str,0,sz);
_GBKToUTF8(gbkstr,utf8str,sz);
if(_gb_to_utf8(GBKString.c_str(),utf8str,sz)!=0)
{
return "[MiniEngine] GBKToUTF8 Convert Failed";
}
string s((char*)utf8str);
string s(utf8str);
delete[] gbkstr;
delete[] utf8str;
return s;
}