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window.cpp
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window.cpp
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/*----------------------------------------------------------------------------
* Copyright 2007 Kazuo Ishii <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*--------------------------------------------------------------------------*/
#include "config.h"
#pragma warning(disable:4391)
#include <emmintrin.h>
#pragma warning(default:4391)
//#import "interface.tlb" raw_interfaces_only
#include "interface.tlh"
#include "util.h"
#pragma comment(lib, "Gdi32.lib")
#pragma comment(lib, "GdiPlus.lib")
#pragma comment(lib, "Imm32.lib")
#pragma comment(lib, "Shell32.lib")
namespace Ck{
_COM_SMARTPTR_TYPEDEF(IDropTargetHelper, __uuidof(IDropTargetHelper));
#define WM_USER_DROP_HDROP WM_USER+10
#define WM_USER_DROP_WSTR WM_USER+11
class droptarget: public IUnknownImpl2<IDropTarget>{
protected:
HWND m_parent;
DWORD m_eff;
DWORD m_key;
IDropTargetHelperPtr m_help;
public:
droptarget(HWND hwnd):m_parent(hwnd),m_eff(DROPEFFECT_NONE), m_key(0){
m_help.CreateInstance(CLSID_DragDropHelper);
}
STDMETHOD(DragOver)(DWORD key, POINTL pt, DWORD* eff){
*eff = m_eff;
m_key = key;
if(m_help) m_help->DragOver((POINT*)&pt, *eff);
return S_OK;
}
STDMETHOD(DragLeave)(void){
if(m_help) m_help->DragLeave();
return S_OK;
}
STDMETHOD(DragEnter)(IDataObject* data, DWORD key, POINTL pt, DWORD* eff){
FORMATETC fmt = { CF_HDROP, 0,DVASPECT_CONTENT,-1,TYMED_HGLOBAL};
HRESULT hr = data->QueryGetData(&fmt);
if(FAILED(hr)){
fmt.cfFormat = CF_UNICODETEXT;
hr = data->QueryGetData(&fmt);
}
if(FAILED(hr))
*eff = DROPEFFECT_NONE;
m_eff = *eff;
m_key = key;
if(m_help) m_help->DragEnter(m_parent, data, (POINT*)&pt, *eff);
return S_OK;
}
STDMETHOD(Drop)(IDataObject* data, DWORD key, POINTL pt, DWORD* eff){
*eff = m_eff;
if(m_help) m_help->Drop(data, (POINT*)&pt, *eff);
if(m_eff != DROPEFFECT_NONE){
STGMEDIUM stg;
memset(&stg,0,sizeof(stg));
FORMATETC fmt = { CF_HDROP, 0,DVASPECT_CONTENT,-1,TYMED_HGLOBAL};
if(SUCCEEDED(data->GetData(&fmt, &stg))){
SendMessage(m_parent, WM_USER_DROP_HDROP, (WPARAM)stg.hGlobal, (LPARAM)m_key);
ReleaseStgMedium(&stg);
}
else {
fmt.cfFormat = CF_UNICODETEXT;
if(SUCCEEDED(data->GetData(&fmt, &stg))){
SendMessage(m_parent, WM_USER_DROP_WSTR, (WPARAM)stg.hGlobal, (LPARAM)m_key);
ReleaseStgMedium(&stg);
}
}
}
return S_OK;
}
};
class Bmp32{
protected:
int m_width;
int m_height;
DWORD* m_pixels;
public:
int width() { return m_width;}
int height(){ return m_height;}
DWORD* pixels(){ return m_pixels;}
Bmp32(): m_width(0),m_height(0),m_pixels(0){}
};
class BgBmp: public Bmp32{
private:
ULONG m_ref;
BSTR m_path;
protected:
void _finalize(){
if(m_path) SysFreeString(m_path);
if(m_pixels) delete [] m_pixels;
}
~BgBmp(){
trace("bgbmp::dtor\n");
_finalize();
}
public:
BSTR path() { return m_path;}
ULONG AddRef() { return ++m_ref;}
ULONG Release(){ ULONG n=--m_ref; if(!n) delete this; return n;}
BgBmp(BSTR cygpath): m_ref(0),m_path(0){
Gdiplus::Bitmap* bmp = 0;
BSTR winpath = 0;
try{
m_path = SysAllocStringLen(cygpath, SysStringLen(cygpath));
winpath = Util::to_windows_path(cygpath);
bmp = new Gdiplus::Bitmap(winpath, FALSE);
UINT w = bmp->GetWidth();
UINT h = bmp->GetHeight();
if(w<1 || 8192<w || h<1 || 8192<h)
throw (HRESULT)E_FAIL;
m_pixels = new DWORD[w * h];
m_width = w;
m_height = h;
Gdiplus::Rect rect(0,0,w,h);
Gdiplus::BitmapData data;
data.Width = w;
data.Height = h;
data.Stride = w * sizeof(DWORD);
data.PixelFormat = PixelFormat32bppARGB;
data.Scan0 = m_pixels;
if(Gdiplus::Ok != bmp->LockBits(&rect, Gdiplus::ImageLockModeRead | Gdiplus::ImageLockModeUserInputBuf, data.PixelFormat, &data))
throw (HRESULT)E_FAIL;
bmp->UnlockBits(&data);
}
catch(...){
if(winpath) SysFreeString(winpath);
if(bmp) delete bmp;
_finalize();
throw;
}
if(winpath) SysFreeString(winpath);
if(bmp) delete bmp;
trace("bgbmp::ctor\n");
}
};
class BgBmpMgr{
private:
static const int MAXSIZE = 64;
int m_count;
BgBmp* m_array [MAXSIZE];
protected:
void clear(){
for(int i=0; i < m_count; i++)
m_array[i]->Release();
m_count=0;
}
void add(BgBmp* p){
m_array[m_count++] = p;
p->AddRef();
}
void remove(BgBmp* p){
for(int i=0; i < m_count; i++){
if(m_array[i]==p){
p->Release();
memmove(m_array+i, m_array+i+1, sizeof(BgBmp*) * (m_count-i-1));
m_count--;
break;
}
}
}
public:
~BgBmpMgr(){ clear();}
BgBmpMgr(): m_count(0){ memset(m_array,0,sizeof(m_array));}
//
BgBmp* get(BSTR cygpath){
if(cygpath){
BgBmp* p;
for(int i=0; i<m_count; i++){
p = m_array[i];
if(_wcsicmp(p->path(), cygpath)==0){
p->AddRef();
return p;
}
}
if(m_count < MAXSIZE){
try{
p = new BgBmp(cygpath);
p->AddRef();
add(p);
return p;
}
catch(...){
}
}
}
return 0;
}
void release(BgBmp* p){
if(p->Release() <= 1)
remove(p);
}
};
static BgBmpMgr g_bgbmp_manager;
#define MM(a15,a14,a13,a12,a11,a10,a9,a8,a7,a6,a5,a4,a3,a2,a1,a0) \
{(char)0x##a0,(char)0x##a1,(char)0x##a2, (char)0x##a3, (char)0x##a4, (char)0x##a5, (char)0x##a6, (char)0x##a7,\
(char)0x##a8,(char)0x##a9,(char)0x##a10,(char)0x##a11,(char)0x##a12,(char)0x##a13,(char)0x##a14,(char)0x##a15};
static const __m128i _cc_alpha255_epi16 = MM(00,FF,00,00,00,00,00,00, 00,FF,00,00,00,00,00,00);
static const __m128i _cc_alpha254_epi16 = MM(00,FE,00,FF,00,FF,00,FF, 00,FE,00,FF,00,FF,00,FF);
static const __m128i _cc_alpha1_epi16 = MM(00,01,00,00,00,00,00,00, 00,01,00,00,00,00,00,00);
static const __m128i _cc_all128_epi16 = MM(00,80,00,80,00,80,00,80, 00,80,00,80,00,80,00,80);
#undef MM
inline __m128i _cc_div255_epi16(__m128i a){
__m128i b;
a = _mm_add_epi16(a, _cc_all128_epi16);
b = _mm_srli_epi16(a,8);
a = _mm_add_epi16(a,b);
a = _mm_srli_epi16(a,8);
return a;
}
inline UINT _div255(UINT n){
n+=128;
return ((n>>8)+n)>>8;
}
inline void _cc_composite2(DWORD* outbuf, DWORD dst1, DWORD dst2, DWORD src, UINT df1, UINT df2, UINT sf1, UINT sf2, bool invalpha){
__m128i dcolor,scolor,fact,tmp;
dcolor = _mm_cvtsi32_si128(dst1); //0000000000000000 00000000AARRGGBB
tmp = _mm_cvtsi32_si128(dst2); //0000000000000000 00000000aarrggbb
dcolor = _mm_unpacklo_epi32(dcolor, tmp); //0000000000000000 AARRGGBBaarrggbb
dcolor = _mm_unpacklo_epi8(dcolor, _mm_setzero_si128()); //00AA00RR00GG00BB 00aa00rr00gg00bb
fact = _mm_cvtsi32_si128((0xff<<16)|df1); //0000000000000000 0000000000ff00DD
tmp = _mm_cvtsi32_si128((0xff<<16)|df2); //0000000000000000 0000000000ff00dd
fact = _mm_unpacklo_epi64(fact, tmp); //0000000000ff00DD 0000000000ff00dd
fact = _mm_shufflehi_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //00ff00DD00DD00DD 0000000000ff00dd
fact = _mm_shufflelo_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //00ff00DD00DD00DD 00ff00dd00dd00dd
dcolor = _mm_mullo_epi16(dcolor, fact);//
scolor = _mm_cvtsi32_si128(src); //0000000000000000 00000000aarrggbb
scolor = _mm_unpacklo_epi32(scolor, scolor); //0000000000000000 aarrggbbaarrggbb
scolor = _mm_unpacklo_epi8(scolor, _mm_setzero_si128()); //00aa00rr00gg00bb 00aa00rr00gg00bb
fact = _mm_cvtsi32_si128(sf1); //0000000000000000 00000000000000SS
tmp = _mm_cvtsi32_si128(sf2); //0000000000000000 00000000000000ss
fact = _mm_unpacklo_epi64(fact, tmp); //00000000000000SS 00000000000000ss
fact = _mm_shufflehi_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //000000SS00SS00SS 00000000000000ss
fact = _mm_shufflelo_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //000000SS00SS00SS 000000ss00ss00ss
scolor = _mm_mullo_epi16(scolor, fact);//
dcolor = _mm_add_epi16(dcolor, scolor);
dcolor = _cc_div255_epi16(dcolor);
if(invalpha){
dcolor = _mm_xor_si128(dcolor, _cc_alpha255_epi16);
dcolor = _mm_or_si128(dcolor, _cc_alpha1_epi16);
}
dcolor = _mm_packus_epi16(dcolor, dcolor); //AARRGGBBaarrggbb AARRGGBBaarrggbb
_mm_storel_epi64((__m128i*)outbuf, dcolor);
}
inline DWORD _cc_composite1(DWORD dst, DWORD src, UINT df, UINT sf, bool invalpha){
__m128i dcolor,scolor,fact;
dcolor = _mm_cvtsi32_si128(dst); //0000000000000000 00000000AARRGGBB
dcolor = _mm_unpacklo_epi8(dcolor, _mm_setzero_si128()); //0000000000000000 00AA00RR00GG00BB
fact = _mm_cvtsi32_si128((0xff<<16)|df); //0000000000000000 0000000000ff00dd
fact = _mm_shufflelo_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //0000000000000000 00ff00dd00dd00dd
dcolor = _mm_mullo_epi16(dcolor, fact);//
scolor = _mm_cvtsi32_si128(src); //0000000000000000 00000000aarrggbb
scolor = _mm_unpacklo_epi8(scolor, _mm_setzero_si128()); //0000000000000000 00aa00rr00gg00bb
fact = _mm_cvtsi32_si128(sf); //0000000000000000 00000000000000ss
fact = _mm_shufflelo_epi16(fact, _MM_SHUFFLE(1,0,0,0)); //0000000000000000 000000ss00ss00ss
scolor = _mm_mullo_epi16(scolor, fact);//
dcolor = _mm_add_epi16(dcolor, scolor);
dcolor = _cc_div255_epi16(dcolor);
if(invalpha){
dcolor = _mm_xor_si128(dcolor, _cc_alpha255_epi16);
dcolor = _mm_or_si128(dcolor, _cc_alpha1_epi16);
}
dcolor = _mm_packus_epi16(dcolor, dcolor); //0000000000000000 AARRGGBBAARRGGBB
return _mm_cvtsi128_si32(dcolor);
}
inline void composite_argb2_to_pargb(DWORD* outbuf, DWORD dst1, DWORD dst2, DWORD src){
UINT sa, da1,da2, df1,df2;
sa = (src>>24) & 0xff;
da1 = (dst1>>24) & 0xff;
df1 = _div255(da1 * (255-sa));
da1 = df1 + sa;
da2 = (dst2>>24) & 0xff;
df2 = _div255(da2 * (255-sa));
da2 = df2 + sa;
_cc_composite2(outbuf, (da1<<24)|(dst1&0x00ffffff), (da2<<24)|(dst2&0x00ffffff), src, df1,df2, sa,sa, false);
}
inline void composite_argb1_to_pargb(DWORD* outbuf, DWORD dst, DWORD src){
UINT sa,da,df;
sa = (src>>24) & 0xff;
da = (dst>>24) & 0xff;
df = _div255(da * (255-sa));
da = df + sa;
outbuf[0] = _cc_composite1((da<<24)|(dst&0x00ffffff), src, df,sa, false);
}
inline void composite_argb2_inv(DWORD* outbuf, DWORD dst1, DWORD dst2, DWORD src){
UINT sa, da1,da2, sf1,sf2;
sa = (src>>24) & 0xff;
da1 = (dst1>>24) & 0xff;
da1 = _div255(da1 * (255-sa)) + sa;
sf1 = (da1) ? int(sa * (255.0f/da1)) : 0;
da2 = (dst2>>24) & 0xff;
da2 = _div255(da2 * (255-sa)) + sa;
sf2 = (da2) ? int(sa * (255.0f/da2)) : 0;
_cc_composite2(outbuf, (da1<<24)|(dst1&0x00ffffff), (da2<<24)|(dst2&0x00ffffff), src, 255-sf1, 255-sf2, sf1, sf2, true);
}
inline void composite_argb1_inv(DWORD* outbuf, DWORD dst, DWORD src){
UINT sa,da,sf;
sa = (src>>24) & 0xff;
da = (dst>>24) & 0xff;
da = _div255(da * (255-sa)) + sa;
sf = (da) ? int(sa * (255.0f/da)) : 0;
outbuf[0] = _cc_composite1((da<<24)|(dst&0x00ffffff), src, 255-sf, sf, true);
}
inline DWORD composite_argb(DWORD dst, DWORD src){
#if 1
UINT sa,da,sf;
sa = (src>>24) & 0xff;
da = (dst>>24) & 0xff;
da = _div255(da * (255-sa)) + sa;
sf = (da) ? int(sa * (255.0f/da)) : 0;
return _cc_composite1((da<<24)|(dst&0x00ffffff), src, 255-sf, sf, false);
#else
UINT da,dr,dg,db, sa,sr,sg,sb, df,sf;
da = (dst>>24) & 0xff;
dr = (dst>>16) & 0xff;
dg = (dst>>8 ) & 0xff;
db = (dst>>0 ) & 0xff;
sa = (src>>24) & 0xff;
sr = (src>>16) & 0xff;
sg = (src>>8 ) & 0xff;
sb = (src>>0 ) & 0xff;
da = _div255(da * (255-sa)) + sa;
sf = (da) ? int(sa * (255.0f/da)) : 0;
df = 255-sf;
dr = _div255( (dr * df) + (sr * sf) );
dg = _div255( (dg * df) + (sg * sf) );
db = _div255( (db * df) + (sb * sf) );
return (da<<24) | (dr<<16) | (dg<<8) | (db);
#endif
}
inline void to_pargb2_inv(DWORD* iobuf){
__m128i b, a = _mm_loadl_epi64((__m128i const*)iobuf);
a = _mm_unpacklo_epi8(a, _mm_setzero_si128());
a = _mm_xor_si128(a, _cc_alpha255_epi16);//invert
b = _mm_shufflelo_epi16(a, _MM_SHUFFLE(3,3,3,3));
b = _mm_shufflehi_epi16(b, _MM_SHUFFLE(3,3,3,3));
b = _mm_or_si128(b, _cc_alpha255_epi16);
a = _mm_mullo_epi16(a,b);
a = _cc_div255_epi16(a);
a = _mm_packus_epi16(a,a);
_mm_storel_epi64((__m128i*)iobuf, a);
}
inline void to_pargb1_inv(DWORD* iobuf){
__m128i b, a = _mm_cvtsi32_si128(iobuf[0]);
a = _mm_unpacklo_epi8(a, _mm_setzero_si128());
a = _mm_xor_si128(a, _cc_alpha255_epi16);//invert
b = _mm_shufflelo_epi16(a, _MM_SHUFFLE(3,3,3,3));
b = _mm_or_si128(b, _cc_alpha255_epi16);
a = _mm_mullo_epi16(a,b);
a = _cc_div255_epi16(a);
a = _mm_packus_epi16(a,a);
iobuf[0] = _mm_cvtsi128_si32(a);
}
inline DWORD to_pargb(DWORD n){
#if 1
__m128i b, a = _mm_cvtsi32_si128(n);
a = _mm_unpacklo_epi8(a, _mm_setzero_si128());
b = _mm_shufflelo_epi16(a, _MM_SHUFFLE(3,3,3,3));
b = _mm_or_si128(b, _cc_alpha255_epi16);
a = _mm_mullo_epi16(a,b);
a = _cc_div255_epi16(a);
a = _mm_packus_epi16(a,a);
return _mm_cvtsi128_si32(a);
#else
UINT a,r,g,b;
a = (n>>24)&0xff;
r = (n>>16)&0xff;
g = (n>>8 )&0xff;
b = (n>>0 )&0xff;
r = _div255(r * a);
g = _div255(g * a);
b = _div255(b * a);
return (a<<24) | (r<<16) | (g<<8) | (b);
#endif
}
class OsBmp2: public Bmp32{
private:
HBITMAP m_handle;
BgBmp* m_bg;
int* m_bg_x;
int* m_bg_y;
DWORD m_bg_place;
//
void _clear_bgbmp(){
if(m_bg){
g_bgbmp_manager.release(m_bg);
m_bg = 0;
}
}
void _clear_index(){
if(m_bg_x){
delete [] m_bg_x;
m_bg_x = m_bg_y = 0;
}
}
void _clear_hbmp(){
if(m_handle){
DeleteObject(m_handle);
m_width = m_height = 0;
m_pixels = 0;
m_handle = 0;
}
}
void _build_index(int* dst, int max, int max2, int bgmax, int bgmax2, int repeat, int align){
double scale,offset;
int i,n;
switch(repeat){
case Place_NoRepeat:
switch(align){
case Align_Far: n = -(max - bgmax);break;
case Align_Center: n = -((max - bgmax)/2);break;
case Align_Near: default: n = 0;break;
}
for(i=0; i < max; i++,n++)
dst[i] = (n<0)? 0: (n<bgmax)? n: bgmax-1;
break;
case Place_Repeat:
switch(align){
case Align_Far: n = bgmax - (max % bgmax);break;
case Align_Center: n = bgmax - (((max-bgmax)/2) % bgmax);break;
case Align_Near: default: n = bgmax - 0; break;
}
for(int i=0; i < max; i++,n++)
dst[i] = n % bgmax;
break;
case Place_Zoom://maintain aspect ratio
scale = (max*bgmax2/(double)bgmax > max2) ? (bgmax2/(double)max2) : (bgmax/(double)max);
switch(align){
case Align_Far: offset = -(max - (bgmax/scale));break;
case Align_Center: offset = -((max - (bgmax/scale))/2.0);break;
case Align_Near: default: offset = 0.0;break;
}
for(int i=0; i < max; i++){
n = int((i+offset) * scale);
dst[i] = (n<0)? 0: (n<bgmax)? n: bgmax-1;
}
break;
case Place_Scale:
default:
scale = bgmax / double(max);
for(int i=0; i < max; i++)
dst[i] = int(i * scale);
break;
}
}
void _build_index(){
if(m_bg){
_clear_index();
m_bg_x = new int[m_width + m_height];
m_bg_y = m_bg_x + m_width;
_build_index(m_bg_x, m_width, m_height, m_bg->width(), m_bg->height(), (m_bg_place>>8 )&0xff, (m_bg_place>>0 )&0xff);
_build_index(m_bg_y, m_height, m_width, m_bg->height(), m_bg->width(), (m_bg_place>>24)&0xff, (m_bg_place>>16)&0xff);
}
}
public:
~OsBmp2(){ _clear_hbmp(); _clear_index(); _clear_bgbmp(); }
OsBmp2()
: m_handle(0),
m_bg(0),
m_bg_x(0),
m_bg_y(0),
m_bg_place(0x02010201){ // 31-24=repeatY 23-16=alignY 15-8=repeatX 7-0=alignX
}
HBITMAP handle(){ return m_handle;}
bool UseBgBmp(){ return (m_bg_x) ? true : false;}
DWORD GetBgPlace(){ return m_bg_place;}
BSTR GetBgFile(){ return m_bg ? m_bg->path() : 0; }
void SetBgPlace(DWORD n){
m_bg_place = n;
_build_index();
}
void SetBgFile(BSTR cygpath){
BgBmp* n = g_bgbmp_manager.get(cygpath);
_clear_bgbmp();
_clear_index();
m_bg = n;
_build_index();
}
void Resize(int w, int h){
_clear_hbmp();
_clear_index();
BITMAPINFOHEADER bh={sizeof(bh), w, -h, 1, 32, BI_RGB, 0, 0,0, 0,0};
void* px;
m_handle = CreateDIBSection(0, (BITMAPINFO*)&bh, DIB_RGB_COLORS, &px, 0,0);
if(m_handle){
m_width = w;
m_height = h;
m_pixels = (DWORD*)px;
_build_index();
}
}
void Fill(DWORD argb){
RECT rc = {0,0,m_width,m_height};
if(m_bg_x == 0){
argb = to_pargb(argb);
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int y=rc.top; y < rc.bottom; y++){
for(int x=rc.left; x < rc.right; x++)
dst_ptr[x] = argb;
dst_ptr += m_width;
}
}
else{
int rcw_odd = (rc.right - rc.left) & 1;
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int y=rc.top; y < rc.bottom; y++){
DWORD* bg_ptr = m_bg->pixels() + (m_bg->width() * m_bg_y[y]);
int x = rc.left;
for(; x < rc.right; x+=2)
composite_argb2_to_pargb(dst_ptr+x, bg_ptr[m_bg_x[x+0]], bg_ptr[m_bg_x[x+1]], argb);
if(rcw_odd)
composite_argb1_to_pargb(dst_ptr+x, bg_ptr[m_bg_x[x+0]], argb);
dst_ptr += m_width;
}
}
}
void Text_fill(RECT& rc, DWORD argb){
if(m_bg_x == 0){
argb = argb ^ 0xFF000000 | 0x01000000;
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int y=rc.top; y < rc.bottom; y++){
for(int x=rc.left; x < rc.right; x++)
dst_ptr[x] = argb;
dst_ptr += m_width;
}
}
else{
int rcw_odd = (rc.right - rc.left) & 1;
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int y=rc.top; y < rc.bottom; y++){
DWORD* bg_ptr = m_bg->pixels() + (m_bg->width() * m_bg_y[y]);
int x = rc.left;
for(; x < rc.right-1; x+=2)
composite_argb2_inv(dst_ptr+x, bg_ptr[m_bg_x[x+0]], bg_ptr[m_bg_x[x+1]], argb);
if(rcw_odd)
composite_argb1_inv(dst_ptr+x, bg_ptr[m_bg_x[x+0]], argb);
dst_ptr += m_width;
}
}
}
void Text_rect(RECT& rc, DWORD argb){
if(m_bg_x == 0){
argb = argb ^ 0xFF000000 | 0x01000000;
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int x=rc.left; x < rc.right; x++)
dst_ptr[x] = argb;
dst_ptr += m_width;
for(int y=rc.top+1; y < rc.bottom-1; y++){
dst_ptr[rc.left ] = argb;
dst_ptr[rc.right-1] = argb;
dst_ptr += m_width;
}
for(int x=rc.left; x < rc.right; x++)
dst_ptr[x] = argb;
}
else{
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
DWORD* bg_ptr;
{
bg_ptr = m_bg->pixels() + (m_bg->width() * m_bg_y[rc.top]);
for(int x=rc.left; x < rc.right; x++)
composite_argb1_inv(dst_ptr+x, bg_ptr[m_bg_x[x]], argb);
dst_ptr += m_width;
}
for(int y=rc.top+1; y < rc.bottom-1; y++){
bg_ptr = m_bg->pixels() + (m_bg->width() * m_bg_y[y]);
composite_argb1_inv(dst_ptr+rc.left , bg_ptr[m_bg_x[rc.left ]], argb);
composite_argb1_inv(dst_ptr+rc.right-1, bg_ptr[m_bg_x[rc.right-1]], argb);
dst_ptr += m_width;
}
{
bg_ptr = m_bg->pixels() + (m_bg->width() * m_bg_y[rc.bottom-1]);
for(int x=rc.left; x < rc.right; x++)
composite_argb1_inv(dst_ptr+x, bg_ptr[m_bg_x[x]], argb);
}
}
}
#define AddAlpha(AL,PX) \
if( !((AL) & MASK) && (PX & MASK) ){\
PX = ( ((PX>>24) < ALPHA) ? (PX & 0x00ffffff) : (PX-(ALPHA<<24)) ) | MASK; \
}
void Text_glow(RECT& rc, BYTE alpha){
const DWORD MASK = 0x01000000;
const DWORD ALPHA = alpha;
int rcw = rc.right - rc.left;
DWORD *p0,*p1,*p2;
DWORD a0,a1,a2;
int x, y = rc.top;
p1 = m_pixels + (m_width * y) + rc.left;
p2 = p1 + m_width;
a0 = p1[0] & p2[0];
a1 = p1[1] & p2[1];
AddAlpha(a0&a1, p1[0]);
for(x=2; x < rcw; x++){
a2 = p1[x] & p2[x];
AddAlpha(a0&a1&a2, p1[x-1]);
a0=a1;a1=a2;
}
AddAlpha(a0&a1, p1[x-1]);
//---
for(y=rc.top; y < rc.bottom-2; y++){
p0 = m_pixels + (m_width * y) + rc.left;
p1 = p0 + m_width;
p2 = p0 + m_width*2;
a0 = p0[0] & p1[0] & p2[0];
a1 = p0[1] & p1[1] & p2[1];
AddAlpha(a0&a1, p1[0]);
for(x=2; x < rcw; x++){
a2 = p0[x] & p1[x] & p2[x];
AddAlpha(a0&a1&a2, p1[x-1]);
a0=a1;a1=a2;
}
AddAlpha(a0&a1, p1[x-1]);
}
//---
p0 = m_pixels + (m_width * y) + rc.left;
p1 = p0 + m_width;
a0 = p0[0] & p1[0];
a1 = p0[1] & p1[1];
AddAlpha(a0&a1, p1[0]);
for(x=2; x < rcw; x++){
a2 = p0[x] & p1[x];
AddAlpha(a0&a1&a2, p1[x-1]);
a0=a1;a1=a2;
}
AddAlpha(a0&a1, p1[x-1]);
}
#undef AddAlpha
void Text_to_pargb(RECT& rc){
int rcw_odd = (rc.right - rc.left) & 1;
DWORD* dst_ptr = m_pixels + (m_width * rc.top);
for(int y=rc.top; y < rc.bottom; y++){
int x = rc.left;
for(; x < rc.right-1; x+=2)
to_pargb2_inv(dst_ptr+x);
if(rcw_odd)
to_pargb1_inv(dst_ptr+x);
dst_ptr += m_width;
}
}
};
static SIZE get_window_frame_size(HWND hwnd){
WINDOWINFO wi;
wi.cbSize = sizeof(wi);
GetWindowInfo(hwnd, &wi);
RECT rc = {0,0,0,0};
AdjustWindowRectEx(&rc, wi.dwStyle, FALSE, wi.dwExStyle);
if(wi.dwStyle & WS_VSCROLL){
rc.right += GetSystemMetrics(SM_CXVSCROLL);
}
SIZE sz = { rc.right-rc.left, rc.bottom-rc.top };
return sz;
}
//----------------------------------------------------------------------------
class IWindowNotify_{
public:
STDMETHOD(OnClosed)() = 0;
STDMETHOD(OnKeyDown)(DWORD vk) = 0;
STDMETHOD(OnMouseWheel)(int delta) = 0;
STDMETHOD(OnMenuInit)(HMENU menu) = 0;
STDMETHOD(OnMenuExec)(DWORD id) = 0;
STDMETHOD(OnTitleInit)() = 0;
STDMETHOD(OnDrop)(BSTR bs, int type, DWORD key) = 0;
};
//----------------------------------------------------------------------------
class Window_{
static const int TIMERID_MOUSE = 0x674;
static const int TIMERID_CURSOR = 0x675;
inline void set_mouse_timer() { SetTimer(m_hwnd, TIMERID_MOUSE, 66, 0);}
inline void kill_mouse_timer() { KillTimer(m_hwnd, TIMERID_MOUSE);}
inline void set_cursor_timer() { SetTimer(m_hwnd, TIMERID_CURSOR, 66, 0);}
inline void kill_cursor_timer(){ KillTimer(m_hwnd, TIMERID_CURSOR);}
enum CID{
CID_FG = 256,
CID_BG,
CID_Select,
CID_Cursor,
CID_ImeCursor,
CID_Max,
};
IPty* m_pty;
IWindowNotify_* const m_notify;
HWND m_hwnd;
int m_win_posx;
int m_win_posy;
int m_char_width;
int m_char_height;
HDC m_bmp_dc;
OsBmp2 m_osbmp;
Snapshot* m_snapshot;
HFONT m_font_handle[4];
int m_font_width;
int m_font_height;
LOGFONT m_font_log;
MouseCmd m_lbtn_cmd;
MouseCmd m_mbtn_cmd;
MouseCmd m_rbtn_cmd;
WinTransp m_transp_mode;
WinZOrder m_zorder;
RECT m_border;
int m_linespace;
int m_vscrl_mode;
SCROLLINFO m_vscrl;
VARIANT_BOOL m_blink_cursor;
BYTE m_cursor_step;
bool m_is_active;
VARIANT_BOOL m_ime_on;
//
DWORD m_colors[CID_Max];
BYTE m_fg_alpha;
BYTE m_bg_alpha;
//
bool m_click;
BYTE m_click_count;
MouseCmd m_click_cmd;
DWORD m_click_time;
int m_click_posx;
int m_click_posy;
int m_click_dx;
int m_click_dy;
//
int m_select_x1;
int m_select_y1;
int m_select_x2;
int m_select_y2;
//
protected:
void draw_text(RECT& rc, CharFlag style, WCHAR* ws, INT* wi, int wn);
void draw_screen(bool force_redraw);
void draw_cursor();
HRESULT _setup_font(LPCWSTR name, int height){
if(m_font_handle[0]) DeleteObject(m_font_handle[0]);
if(m_font_handle[1]) DeleteObject(m_font_handle[1]);
if(m_font_handle[2]) DeleteObject(m_font_handle[2]);
if(m_font_handle[3]) DeleteObject(m_font_handle[3]);
if(name != m_font_log.lfFaceName)
StringCbCopy(m_font_log.lfFaceName, sizeof(m_font_log.lfFaceName), name);
if(height<0){
if(-6 < height) height=-6;
}else{
if(height < 6) height=6;
}
m_font_log.lfHeight = height;
m_font_log.lfWeight = FW_BOLD;
m_font_log.lfUnderline = 1;
m_font_handle[3] = CreateFontIndirect(&m_font_log);
m_font_log.lfWeight = FW_NORMAL;
m_font_handle[2] = CreateFontIndirect(&m_font_log);
m_font_log.lfWeight = FW_BOLD;
m_font_log.lfUnderline = 0;
m_font_handle[1] = CreateFontIndirect(&m_font_log);
m_font_log.lfWeight = FW_NORMAL;
m_font_handle[0] = CreateFontIndirect(&m_font_log);
//
HGDIOBJ oldfont = SelectObject(m_bmp_dc, m_font_handle[0]);
{
TEXTMETRIC met;
GetTextMetrics(m_bmp_dc, &met);
ABC abc[52];
GetCharABCWidths(m_bmp_dc, 'A','Z', abc+0);
GetCharABCWidths(m_bmp_dc, 'a','z', abc+26);
FLOAT width = 0.0f;
for(int i=0; i < 52; i++){
width += abc[i].abcA;
width += abc[i].abcB;
width += abc[i].abcC;
}
m_font_width = (int)(width / 52.0f + 0.9f);
m_font_height = met.tmHeight;
}
SelectObject(m_bmp_dc, oldfont);
//
Resize(m_char_width, m_char_height);
//
HIMC imc = ImmGetContext(m_hwnd);
if(imc){
ImmSetCompositionFont(imc, &m_font_log);
ImmReleaseContext(m_hwnd,imc);
}
return S_OK;
}
void popup_menu(bool curpos){
POINT pt;
if(curpos){
GetCursorPos(&pt);
}
else{
pt.x=0;
pt.y=-1;
ClientToScreen(m_hwnd,&pt);
}
HMENU menu = CreatePopupMenu();
m_notify->OnMenuInit((HMENU)menu);
//
DWORD id = (DWORD) TrackPopupMenuEx(menu, TPM_LEFTALIGN|TPM_TOPALIGN|TPM_LEFTBUTTON|TPM_RETURNCMD, pt.x, pt.y, m_hwnd, 0);
DestroyMenu(menu);
//
m_notify->OnMenuExec(id);
}
void ime_set_state(){
HIMC imc = ImmGetContext(m_hwnd);
if(imc){
ImmSetOpenStatus(imc, m_ime_on);
ImmSetCompositionFont(imc, &m_font_log);
ImmReleaseContext(m_hwnd, imc);
}
}
void ime_set_position(){
if(m_pty){
HIMC imc = ImmGetContext(m_hwnd);
if(imc){
int x,y;
m_pty->get_CursorPosX(&x);
m_pty->get_CursorPosY(&y);
x = m_border.left + 0 + (x * (m_font_width + 0));
y = m_border.top + (m_linespace>>1) + (y * (m_font_height + m_linespace));
COMPOSITIONFORM cf;
cf.dwStyle = CFS_POINT;
cf.ptCurrentPos.x = x;
cf.ptCurrentPos.y = y;
ImmSetCompositionWindow(imc,&cf);
ImmReleaseContext(m_hwnd,imc);
}
}
}
void ime_send_result_string(){
if(m_pty){
HIMC imc = ImmGetContext(m_hwnd);
if(imc){
LONG n = ImmGetCompositionString(imc, GCS_RESULTSTR, 0, 0);
if(n>0){
BSTR bs = SysAllocStringByteLen(0, n+sizeof(WCHAR));
if(bs){
n = ImmGetCompositionString(imc, GCS_RESULTSTR, bs, n);
if(n>0){
bs[n/sizeof(WCHAR)] = '\0';
((UINT*)bs)[-1] = n;
m_pty->PutString(bs);
}
SysFreeString(bs);
}
}
ImmReleaseContext(m_hwnd,imc);
}
}
}
//
static LRESULT CALLBACK wndproc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp){
Window_* p;
if(msg==WM_CREATE){
p = (Window_*) ((CREATESTRUCT*)lp)->lpCreateParams;
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)p);
}
else{
p = (Window_*) GetWindowLongPtr(hwnd, GWLP_USERDATA);
}
return (p)? p->wm_on_message(hwnd,msg,wp,lp): DefWindowProc(hwnd,msg,wp,lp);
}
LRESULT wm_on_message(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp){
switch(msg){
case WM_NCDESTROY:
kill_cursor_timer();
RevokeDragDrop(m_hwnd);
DefWindowProc(hwnd,msg,wp,lp);
trace("Window_::wm_on_nc_destroy\n");
m_hwnd = 0;
m_notify->OnClosed();
return 0;
case WM_CREATE:
m_hwnd = hwnd;
wm_on_create();
break;
case WM_ACTIVATE:
if(LOWORD(wp) == WA_INACTIVE){
m_is_active = false;
kill_cursor_timer();
m_cursor_step = 0;
draw_cursor();
}
else{//active
m_is_active = true;
m_cursor_step = 0;
draw_cursor();
if(m_blink_cursor)
set_cursor_timer();