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CDrawPanel.cpp
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CDrawPanel.cpp
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#include "pch.h"
#include "CDrawPanel.h"
#pragma region 命令定义
CDPDECLCMD(Brush);
CDPDECLCMD(Pen);
CDPDECLCMD(ListBrush);
CDPDECLCMD(ListPen);
CDPDECLCMD(SelBrush);
CDPDECLCMD(SelPen);
CDPDECLCMD(DrawPixel);
CDPDECLCMD(DrawLine);
CDPDECLCMD(DrawPolyLine);
CDPDECLCMD(DrawRect);
CDPDECLCMD(DrawArc);
CDPDECLCMD(DrawEllipse);
CDPDECLCMD(DrawPie);
CDPDECLCMD(DrawPolygon);
CDPDECLCMD(FillRect);
CDPDECLCMD(FillEllipse);
CDPDECLCMD(FillPie);
CDPDECLCMD(FillPolygon);
CDPDECLCMD(GetImageSize);
CDPDECLCMD(DrawImage);
CDPDECLCMD(GetObjCount);
CDPDECLCMD(Clear);
CDPDECLCMD(SetTransform);
CDPDECLCMD(MultiplyTransform);
CDPDECLCMD(FillText);
CDPDECLCMD(Font);
CDPDECLCMD(SelFont);
CDPDECLCMD(ListFont);
CDPDECLCMD(ReSize);
CDPDECLCMD(MatrixTranslate);
CDPDECLCMD(MatrixShear);
CDPDECLCMD(MatrixRotate);
CDPDECLCMD(MatrixScale);
CDPDECLCMD(MatrixInvert);
CDPDECLCMD(GetStringSize);
CDPDECLCMD(DelBrush);
CDPDECLCMD(DelPen);
CDPDECLCMD(DelFont);
#pragma endregion 命令定义
EckInline BOOL ToBool(PCWSTR pszText)
{
return wcsncmp(pszText, L"真", 1) == 0 ||
_wcsnicmp(pszText, L"true", 4) == 0 ||
_wtoi(pszText) != 0;
}
EckInline CDPSTR RefStrToCdpStr(eck::CRefStrW& rs)
{
CDPSTR str;
str.psz = rs.Detach(str.cchAlloc, str.cch);
return str;
}
static eck::CRefStrW GpMatrixToString(GpMatrix* pMatrix)
{
eck::CRefStrW rs;
rs.Reserve(30);
rs.DupString(L"{");
REAL fElem[6];
GdipGetMatrixElements(pMatrix, fElem);
for (auto x : fElem)
{
rs.PushBack(eck::ToStr(x));
rs.PushBack(L",");
}
rs.Back() = L'}';
return rs;
}
static int AnalyzeColorCommand(PCWSTR pszCmd, ARGB* pargb)
{
if (wcsncmp(pszCmd, L"ARGB(", 5) == 0)
{
eck::CRefStrW rs = pszCmd + 5;
rs.PopBack(1);
std::vector<PWSTR> aResult;
eck::SplitStr(rs.Data(), L",", aResult, 0, rs.Size(), 1);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
const auto pClr = (BYTE*)pargb;
int i;
StrToIntExW(aResult[3], STIF_SUPPORT_HEX, &i);
pClr[0] = (BYTE)i;
StrToIntExW(aResult[2], STIF_SUPPORT_HEX, &i);
pClr[1] = (BYTE)i;
StrToIntExW(aResult[1], STIF_SUPPORT_HEX, &i);
pClr[2] = (BYTE)i;
StrToIntExW(aResult[0], STIF_SUPPORT_HEX, &i);
pClr[3] = (BYTE)i;
return CDPE_OK;
}
else
{
LONGLONG ll;
if (!StrToInt64ExW(pszCmd, STIF_SUPPORT_HEX, &ll))
return CDPE_INVALID_PARAM;
*pargb = (ARGB)ll;
return CDPE_OK;
}
}
static BOOL GetParamList(PCWSTR pszParamListStart, eck::CRefStrW& rs, std::vector<PWSTR>& aResult)
{
rs = eck::AllTrimStr(pszParamListStart);
rs.PopBack(1);
PWSTR pszFind = wcsstr(rs.Data(), L",");
PWSTR pszPrevFirst = rs.Data();
int pos;
while (pszFind)
{
aResult.push_back(pszPrevFirst);
if (wcsncmp(pszPrevFirst, L"ARGB(", 5) == 0)
{
pos = eck::FindStr(pszPrevFirst, L")");
if (pos == eck::INVALID_STR_POS)
return FALSE;
pszPrevFirst += (pos + 1);
*pszPrevFirst = L'\0';
++pszPrevFirst;
}
else if (wcsncmp(pszPrevFirst, L"{", 1) == 0)
{
pos = eck::FindStr(pszPrevFirst, L"}");
if (pos == eck::INVALID_STR_POS)
return FALSE;
pszPrevFirst += (pos + 1);
*pszPrevFirst = L'\0';
++pszPrevFirst;
}
else
{
*pszFind = L'\0';
pszPrevFirst = pszFind + 1;
}
if (!*pszPrevFirst)
return TRUE;
pszFind = wcsstr(pszPrevFirst, L",");
}
if (!*pszPrevFirst)
return TRUE;
aResult.push_back(pszPrevFirst);
return TRUE;
}
static void AnalyzeArrayPoint(PCWSTR psz, std::vector<GpPoint>& aResult)
{
eck::CRefStrW rs = psz + 1;
rs.PopBack(1);
std::vector<PWSTR> aMember{};
eck::SplitStr(rs.Data(), L",", aMember, 0, rs.Size(), 1);
for (SIZE_T i = 0; i < aMember.size(); i += 2)
{
aResult.push_back({ _wtoi(aMember[i]),_wtoi(aMember[i + 1]) });
}
}
static void AnalyzeArrayFloat(PCWSTR psz, std::vector<REAL>& aResult)
{
eck::CRefStrW rs = psz + 1;
rs.PopBack(1);
if (!rs.Size())
return;
std::vector<PWSTR> aMember{};
eck::SplitStr(rs.Data(), L",", aMember, 0, rs.Size(), 1);
EckCounter(aMember.size(), i)
{
aResult.push_back((float)_wtof(aMember[i]));
}
}
static GpBitmap* CreateBitmapFromCDPBIN(const CDPBIN& Bin)
{
IStream* pStream = new eck::CStreamView(Bin.pData, Bin.cb);
GpBitmap* pBitmap;
GdipCreateBitmapFromStream(pStream, &pBitmap);
pStream->Release();
return pBitmap;
}
BOOL CDrawPanel::Init(int cx, int cy)
{
if (m_pGraphics)
return FALSE;
m_DC.Create32(NULL, cx, cy);
GetObjectW(m_DC.GetBitmap(), sizeof(BITMAP), &m_Bmp);
m_cx = cx;
m_cy = cy;
if (GdipCreateFromHDC(m_DC.GetDC(), &m_pGraphics) != Gdiplus::Ok)
return FALSE;
GdipSetSmoothingMode(m_pGraphics, Gdiplus::SmoothingModeHighQuality);
GdipSetTextRenderingHint(m_pGraphics, Gdiplus::TextRenderingHintAntiAlias);
GdipGraphicsClear(m_pGraphics, 0xFFFFFFFF);
GpSolidFill* pBrush;
GdipCreateSolidFill(0xFFA5CBDB, &pBrush);
m_Brushes.push_back(pBrush);
m_idxCurrBrush = 0;
GpPen* pPen;
GdipCreatePen1(0xFF000000, 2.f, Gdiplus::UnitPixel, &pPen);
m_Pens.push_back(pPen);
m_idxCurrPen = 0;
GpFontFamily* pFontFamily;
GdipCreateFontFamilyFromName(L"微软雅黑", NULL, &pFontFamily);
GpFont* pFont;
GdipCreateFont(pFontFamily, 40.f, Gdiplus::FontStyleRegular, Gdiplus::UnitPixel, &pFont);
GdipDeleteFontFamily(pFontFamily);
m_Fonts.push_back(pFont);
m_idxCurrFont = 0;
return TRUE;
}
BOOL CDrawPanel::UnInit()
{
if (!m_pGraphics)
return FALSE;
GdipDeleteGraphics(m_pGraphics);
m_pGraphics = NULL;
for (auto x : m_Pens)
GdipDeletePen(x);
for (auto x : m_Brushes)
GdipDeleteBrush(x);
for (auto x : m_Fonts)
GdipDeleteFont(x);
m_Pens.clear();
m_Brushes.clear();
m_Fonts.clear();
m_cx = m_cy = 0;
m_DC.Destroy();
return TRUE;
}
BOOL CDrawPanel::ReSize(int cx, int cy)
{
eck::CEzCDC DC{};
DC.Create32(NULL, cx, cy);
GetObjectW(DC.GetBitmap(), sizeof(BITMAP), &m_Bmp);
GdipDeleteGraphics(m_pGraphics);
m_pGraphics = NULL;
if (GdipCreateFromHDC(DC.GetDC(), &m_pGraphics) != Gdiplus::Ok)
return FALSE;
GdipSetSmoothingMode(m_pGraphics, Gdiplus::SmoothingModeHighQuality);
GdipSetTextRenderingHint(m_pGraphics, Gdiplus::TextRenderingHintAntiAlias);
GdipGraphicsClear(m_pGraphics, 0xFFFFFFFF);
const int cxMin = std::min(cx, m_cx),
cyMin = std::min(cy, m_cy);
AlphaBlend(DC.GetDC(), 0, 0, cxMin, cyMin, m_DC.GetDC(), 0, 0, cxMin, cyMin,
{ AC_SRC_OVER,0,255,AC_SRC_ALPHA });
m_DC = std::move(DC);
return TRUE;
}
int CDrawPanel::ExecuteCommand(PCWSTR pszCmd, LPARAM lParam)
{
int x1, y1, x2, y2;
int iRet;
int cxPen;
REAL f1, f2;
ARGB argb1, argb2;
eck::CRefStrW rsTemp{};
std::vector<PWSTR> aResult{};
std::vector<GpPoint> aPoints{};
std::vector<REAL> aFloat; {};
//////////////////////////////////////////
/* */if (wcsncmp(pszCmd, szCmd_ReSize, cchCmd_ReSize) == 0)
{
GetParamList(pszCmd + cchCmd_ReSize, rsTemp, aResult);
if (aResult.size() != 2)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
if (x1 <= 0 || y1 <= 0)
return CDPE_INVALID_PARAM;
constexpr int
c_cxMax = 1000,
c_cyMax = 1000;
if (x1 > c_cxMax || y1 > c_cyMax)
return CDPE_SO_LARGE_SIZE;
ReSize(x1, y1);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_Brush, cchCmd_Brush) == 0)
{
GetParamList(pszCmd + cchCmd_Brush, rsTemp, aResult);
switch (aResult.size())
{
case 1u:
{
iRet = AnalyzeColorCommand(aResult[0], &argb1);
if (iRet != CDPE_OK)
return iRet;
GpSolidFill* pBrush;
GdipCreateSolidFill(argb1, &pBrush);
m_Brushes.push_back(pBrush);
m_idxCurrBrush = m_Brushes.size() - 1;
}
return CDPE_OK;
case 6u:
{
iRet = AnalyzeColorCommand(aResult[4], &argb1);
if (iRet != CDPE_OK)
return iRet;
iRet = AnalyzeColorCommand(aResult[5], &argb2);
if (iRet != CDPE_OK)
return iRet;
GpPoint
pt1{ _wtoi(aResult[0]),_wtoi(aResult[1]) },
pt2{ _wtoi(aResult[2]),_wtoi(aResult[3]) };
GpLineGradient* pLineGradien;
GdipCreateLineBrushI(&pt1, &pt2, argb1, argb2, Gdiplus::WrapModeTile, &pLineGradien);
m_Brushes.push_back(pLineGradien);
m_idxCurrBrush = m_Brushes.size() - 1;
}
return CDPE_OK;
}
return CDPE_PARAM_COUNT;
}
else if (wcsncmp(pszCmd, szCmd_Pen, cchCmd_Pen) == 0)
{
GetParamList(pszCmd + cchCmd_Pen, rsTemp, aResult);
if (aResult.size() != 2)
return CDPE_PARAM_COUNT;
cxPen = _wtoi(aResult[1]);
if (cxPen < 0.f || cxPen>500.f)
return CDPE_INVALID_PARAM;
iRet = AnalyzeColorCommand(aResult[0], &argb1);
if (iRet != CDPE_OK)
return iRet;
GpPen* pPen;
GdipCreatePen1(argb1, (REAL)cxPen, Gdiplus::UnitPixel, &pPen);
if (!pPen)
return CDPE_GDIP_ERROR;
m_Pens.push_back(pPen);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_Font, cchCmd_Font) == 0)
{
GetParamList(pszCmd + cchCmd_Font, rsTemp, aResult);
if (aResult.size() != 3)
return CDPE_PARAM_COUNT;
GpFontFamily* pFontFamily;
GdipCreateFontFamilyFromName(aResult[0], NULL, &pFontFamily);
f1 = (REAL)_wtof(aResult[1]);
if (f1 > 600.f || f1 < 0.f)
return CDPE_INVALID_PARAM;
GpFont* pFont;
GdipCreateFont(pFontFamily, f1, (Gdiplus::FontStyle)_wtoi(aResult[2]), Gdiplus::UnitPixel, &pFont);
GdipDeleteFontFamily(pFontFamily);
if (!pFont)
return CDPE_GDIP_ERROR;
m_Fonts.push_back(pFont);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawPixel, cchCmd_DrawPixel) == 0)
{
GetParamList(pszCmd + cchCmd_DrawPixel, rsTemp, aResult);
if (aResult.size() != 3)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
iRet = AnalyzeColorCommand(aResult[2], &argb1);
if (iRet != CDPE_OK)
return iRet;
if (x1 < 0 || y1 < 0 || x1 >= m_cx || y1 >= m_cy)
return CDPE_INVALID_PARAM;
const BYTE byAlpha = eck::GetIntegerByte<3>(argb1);
Pixel(x1, y1) = eck::ARGBToColorref(argb1) | (byAlpha << 24);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_GetImageSize, cchCmd_GetImageSize) == 0)
{
auto pCtx = (CDPGETIMAGESIZE*)lParam;
GpBitmap* pBitmap = CreateBitmapFromCDPBIN(pCtx->Bin);
if (!pBitmap)
return CDPE_INVALID_PARAM;
ResetBitmapDpi(pBitmap);
GdipGetImageWidth(pBitmap, &pCtx->cx);
GdipGetImageHeight(pBitmap, &pCtx->cy);
GdipDisposeImage(pBitmap);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawImage, cchCmd_DrawImage) == 0)
{
GetParamList(pszCmd + cchCmd_DrawImage, rsTemp, aResult);
auto pCtx = (CDPDRAWIMAGE*)lParam;
GpBitmap* pBitmap;
BOOL bDel = FALSE;
switch (pCtx->Img.eMedium)
{
case CDPIM_BIN:
bDel = TRUE;
pBitmap = CreateBitmapFromCDPBIN(pCtx->Img.Bin);
break;
case CDPIM_HBITMAP:
{
bDel = TRUE;
BITMAP bmp;
GetObjectW(pCtx->Img.hbm, sizeof(bmp), &bmp);
if (bmp.bmBits && bmp.bmBitsPixel == 32)
GdipCreateBitmapFromScan0(m_cx, m_cy, bmp.bmWidthBytes, PixelFormat32bppARGB,
(BYTE*)bmp.bmBits, &pBitmap);
else
GdipCreateBitmapFromHBITMAP(pCtx->Img.hbm, NULL, &pBitmap);
}
break;
case CDPIM_GPIMAGE:
pBitmap = pCtx->Img.pBitmap;
break;
default:
pBitmap = NULL;
break;
}
if (!pBitmap)
return CDPE_INVALID_PARAM;
ResetBitmapDpi(pBitmap);
switch (aResult.size())
{
case 2u:
GdipDrawImageI(m_pGraphics, pBitmap, _wtoi(aResult[0]), _wtoi(aResult[1]));
break;
case 4u:
GdipDrawImageRectI(m_pGraphics, pBitmap,
_wtoi(aResult[0]), _wtoi(aResult[1]), _wtoi(aResult[2]), _wtoi(aResult[3]));
break;
case 8u:
GdipDrawImageRectRectI(m_pGraphics, pBitmap,
_wtoi(aResult[0]), _wtoi(aResult[1]), _wtoi(aResult[2]), _wtoi(aResult[3]),
_wtoi(aResult[4]), _wtoi(aResult[5]), _wtoi(aResult[6]), _wtoi(aResult[7]),
Gdiplus::UnitPixel, NULL, NULL, NULL);
break;
default:
if (bDel)
GdipDisposeImage(pBitmap);
return CDPE_PARAM_COUNT;
}
if (bDel)
GdipDisposeImage(pBitmap);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_GetObjCount, cchCmd_GetObjCount) == 0)
{
GetParamList(pszCmd + cchCmd_GetObjCount, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
auto pCtx = (QDPGETOBJCOUNT*)lParam;
pCtx->cObj = GetObjCount(_wtoi(aResult[0]));
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_Clear, cchCmd_Clear) == 0)
{
GetParamList(pszCmd + cchCmd_Clear, rsTemp, aResult);
switch (aResult.size())
{
case 1u:
iRet = AnalyzeColorCommand(aResult[0], &argb1);
if (iRet != CDPE_OK)
return iRet;
GdipGraphicsClear(m_pGraphics, argb1);
return CDPE_OK;
case 0u:
GdipGraphicsClear(m_pGraphics, 0xFFFFFFFF);
return CDPE_OK;
}
return CDPE_PARAM_COUNT;
}
else if (wcsncmp(pszCmd, szCmd_SetTransform, cchCmd_SetTransform) == 0)
{
GetParamList(pszCmd + cchCmd_SetTransform, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
AnalyzeArrayFloat(aResult[0], aFloat);
switch (aFloat.size())
{
case 6u:
{
GpMatrix* pMatrix;
GdipCreateMatrix2(aFloat[0], aFloat[1], aFloat[2], aFloat[3], aFloat[4], aFloat[5], &pMatrix);
GdipSetWorldTransform(m_pGraphics, pMatrix);
GdipDeleteMatrix(pMatrix);
}
return CDPE_OK;
case 0u:
GdipResetWorldTransform(m_pGraphics);
return CDPE_OK;
default:
return CDPE_PARAM_COUNT;
}
}
else if (wcsncmp(pszCmd, szCmd_MultiplyTransform, cchCmd_MultiplyTransform) == 0)
{
GetParamList(pszCmd + cchCmd_MultiplyTransform, rsTemp, aResult);
if (aResult.size() != 2)
return CDPE_PARAM_COUNT;
AnalyzeArrayFloat(aResult[0], aFloat);
if (aFloat.size() != 6)
return CDPE_PARAM_COUNT;
GpMatrix* pMatrix;
GdipCreateMatrix2(aFloat[0], aFloat[1], aFloat[2], aFloat[3], aFloat[4], aFloat[5], &pMatrix);
GdipMultiplyWorldTransform(m_pGraphics, pMatrix, (Gdiplus::MatrixOrder)_wtoi(aResult[1]));
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_SelFont, cchCmd_SelFont) == 0)
{
GetParamList(pszCmd + cchCmd_SelFont, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
iRet = _wtoi(aResult[0]);
if (iRet < 0 || iRet >= (int)m_Fonts.size())
return CDPE_OUT_OF_RANGE;
m_idxCurrFont = iRet;
return CDPE_OK;
}
//////////////////////////////////////////矩阵
else if (wcsncmp(pszCmd, szCmd_MatrixTranslate, cchCmd_MatrixTranslate) == 0)
{
auto pCtx = (CDPSTR*)lParam;
GetParamList(pszCmd + cchCmd_MatrixTranslate, rsTemp, aResult);
if (aResult.size() != 2)
return CDPE_PARAM_COUNT;
GpMatrix* pMatrix;
GdipCreateMatrix(&pMatrix);
GdipTranslateMatrix(pMatrix, (REAL)_wtof(aResult[0]), (REAL)_wtof(aResult[1]),
Gdiplus::MatrixOrderAppend);
auto rs = GpMatrixToString(pMatrix);
*pCtx = RefStrToCdpStr(rs);
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_MatrixShear, cchCmd_MatrixShear) == 0)
{
auto pCtx = (CDPSTR*)lParam;
GetParamList(pszCmd + cchCmd_MatrixShear, rsTemp, aResult);
GpMatrix* pMatrix;
switch (aResult.size())
{
case 2u:
{
GdipCreateMatrix(&pMatrix);
GdipShearMatrix(pMatrix, (REAL)_wtof(aResult[0]), (REAL)_wtof(aResult[1]), Gdiplus::MatrixOrderAppend);
}
break;
case 4u:
{
GdipCreateMatrix(&pMatrix);
f1 = (float)_wtof(aResult[0]);
f2 = (float)_wtof(aResult[1]);
GdipTranslateMatrix(pMatrix, -f1, -f2, Gdiplus::MatrixOrderAppend);
GdipShearMatrix(pMatrix, (REAL)_wtof(aResult[2]), (REAL)_wtof(aResult[3]), Gdiplus::MatrixOrderAppend);
GdipTranslateMatrix(pMatrix, f1, f2, Gdiplus::MatrixOrderAppend);
}
break;
default:
return CDPE_PARAM_COUNT;
}
auto rs = GpMatrixToString(pMatrix);
*pCtx = RefStrToCdpStr(rs);
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_MatrixRotate, cchCmd_MatrixRotate) == 0)
{
auto pCtx = (CDPSTR*)lParam;
GetParamList(pszCmd + cchCmd_MatrixRotate, rsTemp, aResult);
GpMatrix* pMatrix;
switch (aResult.size())
{
case 1u:
{
GdipCreateMatrix(&pMatrix);
GdipRotateMatrix(pMatrix, (REAL)_wtof(aResult[0]), Gdiplus::MatrixOrderAppend);
}
break;
case 3u:
{
GdipCreateMatrix(&pMatrix);
f1 = (float)_wtof(aResult[0]);
f2 = (float)_wtof(aResult[1]);
GdipTranslateMatrix(pMatrix, -f1, -f2, Gdiplus::MatrixOrderAppend);
GdipRotateMatrix(pMatrix, (REAL)_wtof(aResult[2]), Gdiplus::MatrixOrderAppend);
GdipTranslateMatrix(pMatrix, f1, f2, Gdiplus::MatrixOrderAppend);
}
break;
default:
return CDPE_PARAM_COUNT;
}
auto rs = GpMatrixToString(pMatrix);
*pCtx = RefStrToCdpStr(rs);
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_MatrixScale, cchCmd_MatrixScale) == 0)
{
auto pCtx = (CDPSTR*)lParam;
GetParamList(pszCmd + cchCmd_MatrixScale, rsTemp, aResult);
GpMatrix* pMatrix;
switch (aResult.size())
{
case 2u:
{
GdipCreateMatrix(&pMatrix);
GdipScaleMatrix(pMatrix, (REAL)_wtof(aResult[0]), (REAL)_wtof(aResult[1]), Gdiplus::MatrixOrderAppend);
}
break;
case 4u:
{
GdipCreateMatrix(&pMatrix);
f1 = (float)_wtof(aResult[0]);
f2 = (float)_wtof(aResult[1]);
GdipTranslateMatrix(pMatrix, -f1, -f2, Gdiplus::MatrixOrderAppend);
GdipScaleMatrix(pMatrix, (REAL)_wtof(aResult[2]), (REAL)_wtof(aResult[3]), Gdiplus::MatrixOrderAppend);
GdipTranslateMatrix(pMatrix, f1, f2, Gdiplus::MatrixOrderAppend);
}
break;
default:
return CDPE_PARAM_COUNT;
}
auto rs = GpMatrixToString(pMatrix);
*pCtx = RefStrToCdpStr(rs);
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_MatrixInvert, cchCmd_MatrixInvert) == 0)
{
auto pCtx = (CDPSTR*)lParam;
GetParamList(pszCmd + cchCmd_MatrixInvert, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
AnalyzeArrayFloat(aResult[0], aFloat);
if (aFloat.size() != 6)
return CDPE_PARAM_COUNT;
GpMatrix* pMatrix;
GdipCreateMatrix2(aFloat[0], aFloat[1], aFloat[2], aFloat[3], aFloat[4], aFloat[5], &pMatrix);
GdipInvertMatrix(pMatrix);
auto rs = GpMatrixToString(pMatrix);
*pCtx = RefStrToCdpStr(rs);
GdipDeleteMatrix(pMatrix);
return CDPE_OK;
}
//////////////////////////////////////////下面的指令需要画笔
else if (wcsncmp(pszCmd, szCmd_ListPen, cchCmd_ListPen) == 0)
{
auto pCtx = (QDPLISTOBJ*)lParam;
GetParamList(pszCmd + cchCmd_ListPen, rsTemp, aResult);
argb1 = 0xFFFFFFFF;
if (aResult.size() == 1)
{
iRet = AnalyzeColorCommand(aResult[0], &argb1);
if (iRet != CDPE_OK)
return iRet;
}
else if (aResult.size() != 0)
return CDPE_INVALID_PARAM;
constexpr int
c_cyPadding = 12,
c_cxPadding = 10,
c_cxBitmap = 100;
int cy = (((int)m_Pens.size()) + 1) * c_cyPadding;
REAL cxPen;
for (auto x : m_Pens)
{
GdipGetPenWidth(x, &cxPen);
cy += (int)cxPen;
}
GpBitmap* pBitmap;
GpGraphics* pGraphics;
GdipCreateBitmapFromScan0(c_cxBitmap, cy, 0, PixelFormat32bppPARGB, NULL, &pBitmap);
GdipGetImageGraphicsContext(pBitmap, &pGraphics);
GdipGraphicsClear(pGraphics, argb1);
int y = c_cyPadding;
for (auto p : m_Pens)
{
GdipDrawLineI(pGraphics, p, c_cxPadding, y, c_cxBitmap - c_cxPadding, y);
GdipGetPenWidth(p, &cxPen);
y += ((int)cxPen + c_cyPadding);
}
GdipDeleteGraphics(pGraphics);
pCtx->pBitmap = pBitmap;
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DelPen, cchCmd_DelPen) == 0)
{
GetParamList(pszCmd + cchCmd_DelPen, rsTemp, aResult);
switch (aResult.size())
{
case 1u:
iRet = _wtoi(aResult[0]);
if (iRet < 0 || iRet >= (int)m_Pens.size())
return CDPE_OUT_OF_RANGE;
GdipDeletePen(m_Pens[iRet]);
m_Pens.erase(m_Pens.begin() + iRet);
return CDPE_OK;
case 0u:
for (auto x : m_Pens)
GdipDeletePen(x);
m_Pens.clear();
m_idxCurrPen = -1;
return CDPE_OK;
}
return CDPE_PARAM_COUNT;
}
else if (wcsncmp(pszCmd, szCmd_SelPen, cchCmd_SelPen) == 0)
{
GetParamList(pszCmd + cchCmd_SelPen, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
iRet = _wtoi(aResult[0]);
if (iRet < 0 || iRet >= (int)m_Pens.size())
return CDPE_OUT_OF_RANGE;
m_idxCurrPen = iRet;
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawLine, cchCmd_DrawLine) == 0)// .DrawLine(x1,y1,x2,y2,clr,width)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawLine, rsTemp, aResult);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
GdipDrawLineI(m_pGraphics, m_Pens[m_idxCurrPen], x1, y1, x2, y2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawPolyLine, cchCmd_DrawPolyLine) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawPolyLine, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
AnalyzeArrayPoint(aResult[0], aPoints);
if (!aPoints.size())
return CDPE_NULL_ARRAY;
auto i = GdipDrawLinesI(m_pGraphics, m_Pens[m_idxCurrPen], aPoints.data(), (int)aPoints.size());
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawRect, cchCmd_DrawRect) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawRect, rsTemp, aResult);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
GdipDrawRectangleI(m_pGraphics, m_Pens[m_idxCurrPen], x1, y1, x2, y2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawArc, cchCmd_DrawArc) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawArc, rsTemp, aResult);
if (aResult.size() != 6)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
f1 = (float)_wtof(aResult[4]);
f2 = (float)_wtof(aResult[5]);
GdipDrawArcI(m_pGraphics, m_Pens[m_idxCurrPen], x1, y1, x2, y2, f1, f2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawEllipse, cchCmd_DrawEllipse) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawEllipse, rsTemp, aResult);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
GdipDrawEllipseI(m_pGraphics, m_Pens[m_idxCurrPen], x1, y1, x2, y2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawPie, cchCmd_DrawPie) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawPie, rsTemp, aResult);
if (aResult.size() != 6)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
f1 = (float)_wtof(aResult[4]);
f2 = (float)_wtof(aResult[5]);
GdipDrawPieI(m_pGraphics, m_Pens[m_idxCurrPen], x1, y1, x2, y2, f1, f2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DrawPolygon, cchCmd_DrawPolygon) == 0)
{
if (m_idxCurrPen >= m_Pens.size())
return CDPE_NO_PEN;
GetParamList(pszCmd + cchCmd_DrawPolygon, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
AnalyzeArrayPoint(aResult[0], aPoints);
if (!aPoints.size())
return CDPE_NULL_ARRAY;
GdipDrawPolygonI(m_pGraphics, m_Pens[m_idxCurrPen], aPoints.data(), (int)aPoints.size());
return CDPE_OK;
}
//////////////////////////////////////////下面的指令需要画刷
else if (wcsncmp(pszCmd, szCmd_ListBrush, cchCmd_ListBrush) == 0)
{
auto pCtx = (QDPLISTOBJ*)lParam;
GetParamList(pszCmd + cchCmd_ListBrush, rsTemp, aResult);
argb1 = 0xFFFFFFFF;
if (aResult.size() == 1)
{
iRet = AnalyzeColorCommand(aResult[0], &argb1);
if (iRet != CDPE_OK)
return iRet;
}
else if (aResult.size() != 0)
return CDPE_INVALID_PARAM;
constexpr int
c_cyPadding = 12,
c_cxPadding = 10,
c_cxBitmap = 100,
c_cyBlock = 20;
int cy = ((int)m_Brushes.size() * (c_cyBlock + c_cyPadding)) + c_cyPadding;
GpBitmap* pBitmap;
GpGraphics* pGraphics;
GdipCreateBitmapFromScan0(c_cxBitmap, cy, 0, PixelFormat32bppPARGB, NULL, &pBitmap);
GdipGetImageGraphicsContext(pBitmap, &pGraphics);
GdipGraphicsClear(pGraphics, argb1);
int y = c_cyPadding;
for (auto p : m_Brushes)
{
GdipFillRectangleI(pGraphics, p, c_cxPadding, y, c_cxBitmap - c_cxPadding * 2, c_cyBlock);
y += (c_cyPadding + c_cyBlock);
}
GdipDeleteGraphics(pGraphics);
pCtx->pBitmap = pBitmap;
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_DelBrush, cchCmd_DelBrush) == 0)
{
GetParamList(pszCmd + cchCmd_DelBrush, rsTemp, aResult);
switch (aResult.size())
{
case 1u:
iRet = _wtoi(aResult[0]);
if (iRet < 0 || iRet >= (int)m_Brushes.size())
return CDPE_OUT_OF_RANGE;
GdipDeleteBrush(m_Brushes[iRet]);
m_Brushes.erase(m_Brushes.begin() + iRet);
return CDPE_OK;
case 0u:
for (auto x : m_Brushes)
GdipDeleteBrush(x);
m_Brushes.clear();
m_idxCurrBrush = -1;
return CDPE_OK;
}
return CDPE_PARAM_COUNT;
}
else if (wcsncmp(pszCmd, szCmd_SelBrush, cchCmd_SelBrush) == 0)
{
GetParamList(pszCmd + cchCmd_SelBrush, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
iRet = _wtoi(aResult[0]);
if (iRet < 0 || iRet >= (int)m_Brushes.size())
return CDPE_OUT_OF_RANGE;
m_idxCurrBrush = iRet;
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_FillRect, cchCmd_FillRect) == 0)
{
if (m_idxCurrBrush >= m_Brushes.size())
return CDPE_NO_BRUSH;
GetParamList(pszCmd + cchCmd_FillRect, rsTemp, aResult);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
GdipFillRectangleI(m_pGraphics, m_Brushes[m_idxCurrBrush], x1, y1, x2, y2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_FillEllipse, cchCmd_FillEllipse) == 0)
{
if (m_idxCurrBrush >= m_Brushes.size())
return CDPE_NO_BRUSH;
GetParamList(pszCmd + cchCmd_FillEllipse, rsTemp, aResult);
if (aResult.size() != 4)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
GdipFillEllipseI(m_pGraphics, m_Brushes[m_idxCurrBrush], x1, y1, x2, y2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_FillPie, cchCmd_FillPie) == 0)
{
if (m_idxCurrBrush >= m_Brushes.size())
return CDPE_NO_BRUSH;
GetParamList(pszCmd + cchCmd_FillPie, rsTemp, aResult);
if (aResult.size() != 6)
return CDPE_PARAM_COUNT;
x1 = _wtoi(aResult[0]);
y1 = _wtoi(aResult[1]);
x2 = _wtoi(aResult[2]);
y2 = _wtoi(aResult[3]);
f1 = (float)_wtof(aResult[4]);
f2 = (float)_wtof(aResult[5]);
GdipFillPieI(m_pGraphics, m_Brushes[m_idxCurrBrush], x1, y1, x2, y2, f1, f2);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_FillPolygon, cchCmd_FillPolygon) == 0)
{
if (m_idxCurrBrush >= m_Brushes.size())
return CDPE_NO_BRUSH;
GetParamList(pszCmd + cchCmd_FillPolygon, rsTemp, aResult);
if (aResult.size() != 1)
return CDPE_PARAM_COUNT;
AnalyzeArrayPoint(aResult[0], aPoints);
if (!aPoints.size())
return CDPE_NULL_ARRAY;
std::vector<BYTE> aTypes(aPoints.size(), Gdiplus::PathPointTypeLine);
GpPath* pPath;
GdipCreatePath2I(aPoints.data(), aTypes.data(), (int)aPoints.size(), Gdiplus::FillModeWinding, &pPath);
GdipFillPath(m_pGraphics, m_Brushes[m_idxCurrBrush], pPath);
GdipDeletePath(pPath);
return CDPE_OK;
}
else if (wcsncmp(pszCmd, szCmd_FillText, cchCmd_FillText) == 0)
{
if (m_idxCurrBrush >= m_Brushes.size())
return CDPE_NO_BRUSH;
if (m_idxCurrFont >= m_Fonts.size())
return CDPE_NO_FONT;
GetParamList(pszCmd + cchCmd_FillText, rsTemp, aResult);
if (aResult.size() != 7)
return CDPE_PARAM_COUNT;
PCWSTR pszText = (PCWSTR)lParam;
GpRectF rcF{ (REAL)_wtof(aResult[0]),(REAL)_wtof(aResult[1]),(REAL)_wtof(aResult[2]),(REAL)_wtof(aResult[3]) };
GpStringFormat* pStringFormat;
GdipCreateStringFormat(
ToBool(aResult[4]) ? (Gdiplus::StringFormatFlags)0 : Gdiplus::StringFormatFlagsNoWrap,
LANG_NEUTRAL, &pStringFormat);
GdipSetStringFormatAlign(pStringFormat, (Gdiplus::StringAlignment)_wtoi(aResult[5]));