diff options
Diffstat (limited to 'core/fxge/dib/fx_dib_composite.cpp')
| -rw-r--r-- | core/fxge/dib/fx_dib_composite.cpp | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/core/fxge/dib/fx_dib_composite.cpp b/core/fxge/dib/fx_dib_composite.cpp index 86be539008..e7912e5a1b 100644 --- a/core/fxge/dib/fx_dib_composite.cpp +++ b/core/fxge/dib/fx_dib_composite.cpp @@ -10,359 +10,6 @@ #include "core/fxge/cfx_gemodule.h" #include "core/fxge/ge/cfx_cliprgn.h" -bool CFX_DIBitmap::CompositeBitmap( - int dest_left, - int dest_top, - int width, - int height, - const CFX_RetainPtr<CFX_DIBSource>& pSrcBitmap, - int src_left, - int src_top, - int blend_type, - const CFX_ClipRgn* pClipRgn, - bool bRgbByteOrder, - void* pIccTransform) { - if (!m_pBuffer) { - return false; - } - ASSERT(!pSrcBitmap->IsAlphaMask()); - ASSERT(m_bpp >= 8); - if (pSrcBitmap->IsAlphaMask() || m_bpp < 8) { - return false; - } - GetOverlapRect(dest_left, dest_top, width, height, pSrcBitmap->GetWidth(), - pSrcBitmap->GetHeight(), src_left, src_top, pClipRgn); - if (width == 0 || height == 0) { - return true; - } - CFX_RetainPtr<CFX_DIBitmap> pClipMask; - FX_RECT clip_box; - if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) { - ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF); - pClipMask = pClipRgn->GetMask(); - clip_box = pClipRgn->GetBox(); - } - CFX_ScanlineCompositor compositor; - if (!compositor.Init(GetFormat(), pSrcBitmap->GetFormat(), width, - pSrcBitmap->GetPalette(), 0, blend_type, - pClipMask != nullptr, bRgbByteOrder, 0, pIccTransform)) { - return false; - } - int dest_Bpp = m_bpp / 8; - int src_Bpp = pSrcBitmap->GetBPP() / 8; - bool bRgb = src_Bpp > 1 && !pSrcBitmap->IsCmykImage(); - CFX_RetainPtr<CFX_DIBitmap> pSrcAlphaMask = pSrcBitmap->m_pAlphaMask; - for (int row = 0; row < height; row++) { - uint8_t* dest_scan = - m_pBuffer + (dest_top + row) * m_Pitch + dest_left * dest_Bpp; - const uint8_t* src_scan = - pSrcBitmap->GetScanline(src_top + row) + src_left * src_Bpp; - const uint8_t* src_scan_extra_alpha = - pSrcAlphaMask ? pSrcAlphaMask->GetScanline(src_top + row) + src_left - : nullptr; - uint8_t* dst_scan_extra_alpha = - m_pAlphaMask - ? (uint8_t*)m_pAlphaMask->GetScanline(dest_top + row) + dest_left - : nullptr; - const uint8_t* clip_scan = nullptr; - if (pClipMask) { - clip_scan = pClipMask->m_pBuffer + - (dest_top + row - clip_box.top) * pClipMask->m_Pitch + - (dest_left - clip_box.left); - } - if (bRgb) { - compositor.CompositeRgbBitmapLine(dest_scan, src_scan, width, clip_scan, - src_scan_extra_alpha, - dst_scan_extra_alpha); - } else { - compositor.CompositePalBitmapLine(dest_scan, src_scan, src_left, width, - clip_scan, src_scan_extra_alpha, - dst_scan_extra_alpha); - } - } - return true; -} - -bool CFX_DIBitmap::CompositeMask(int dest_left, - int dest_top, - int width, - int height, - const CFX_RetainPtr<CFX_DIBSource>& pMask, - uint32_t color, - int src_left, - int src_top, - int blend_type, - const CFX_ClipRgn* pClipRgn, - bool bRgbByteOrder, - int alpha_flag, - void* pIccTransform) { - if (!m_pBuffer) { - return false; - } - ASSERT(pMask->IsAlphaMask()); - ASSERT(m_bpp >= 8); - if (!pMask->IsAlphaMask() || m_bpp < 8) { - return false; - } - GetOverlapRect(dest_left, dest_top, width, height, pMask->GetWidth(), - pMask->GetHeight(), src_left, src_top, pClipRgn); - if (width == 0 || height == 0) { - return true; - } - int src_alpha = - (uint8_t)(alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color); - if (src_alpha == 0) { - return true; - } - CFX_RetainPtr<CFX_DIBitmap> pClipMask; - FX_RECT clip_box; - if (pClipRgn && pClipRgn->GetType() != CFX_ClipRgn::RectI) { - ASSERT(pClipRgn->GetType() == CFX_ClipRgn::MaskF); - pClipMask = pClipRgn->GetMask(); - clip_box = pClipRgn->GetBox(); - } - int src_bpp = pMask->GetBPP(); - int Bpp = GetBPP() / 8; - CFX_ScanlineCompositor compositor; - if (!compositor.Init(GetFormat(), pMask->GetFormat(), width, nullptr, color, - blend_type, pClipMask != nullptr, bRgbByteOrder, - alpha_flag, pIccTransform)) { - return false; - } - for (int row = 0; row < height; row++) { - uint8_t* dest_scan = - m_pBuffer + (dest_top + row) * m_Pitch + dest_left * Bpp; - const uint8_t* src_scan = pMask->GetScanline(src_top + row); - uint8_t* dst_scan_extra_alpha = - m_pAlphaMask - ? (uint8_t*)m_pAlphaMask->GetScanline(dest_top + row) + dest_left - : nullptr; - const uint8_t* clip_scan = nullptr; - if (pClipMask) { - clip_scan = pClipMask->m_pBuffer + - (dest_top + row - clip_box.top) * pClipMask->m_Pitch + - (dest_left - clip_box.left); - } - if (src_bpp == 1) { - compositor.CompositeBitMaskLine(dest_scan, src_scan, src_left, width, - clip_scan, dst_scan_extra_alpha); - } else { - compositor.CompositeByteMaskLine(dest_scan, src_scan + src_left, width, - clip_scan, dst_scan_extra_alpha); - } - } - return true; -} - -bool CFX_DIBitmap::CompositeRect(int left, - int top, - int width, - int height, - uint32_t color, - int alpha_flag, - void* pIccTransform) { - if (!m_pBuffer) { - return false; - } - int src_alpha = (alpha_flag >> 8) ? (alpha_flag & 0xff) : FXARGB_A(color); - if (src_alpha == 0) { - return true; - } - FX_RECT rect(left, top, left + width, top + height); - rect.Intersect(0, 0, m_Width, m_Height); - if (rect.IsEmpty()) { - return true; - } - width = rect.Width(); - uint32_t dst_color; - if (alpha_flag >> 8) { - dst_color = FXCMYK_TODIB(color); - } else { - dst_color = FXARGB_TODIB(color); - } - uint8_t* color_p = (uint8_t*)&dst_color; - if (m_bpp == 8) { - uint8_t gray = 255; - if (!IsAlphaMask()) { - if (pIccTransform && CFX_GEModule::Get()->GetCodecModule() && - CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { - CCodec_IccModule* pIccModule = - CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); - pIccModule->TranslateScanline(pIccTransform, &gray, color_p, 1); - } else { - if (alpha_flag >> 8) { - uint8_t r, g, b; - AdobeCMYK_to_sRGB1(color_p[0], color_p[1], color_p[2], color_p[3], r, - g, b); - gray = FXRGB2GRAY(r, g, b); - } else { - gray = (uint8_t)FXRGB2GRAY((int)color_p[2], color_p[1], color_p[0]); - } - } - if (IsCmykImage()) { - gray = ~gray; - } - } - for (int row = rect.top; row < rect.bottom; row++) { - uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left; - if (src_alpha == 255) { - FXSYS_memset(dest_scan, gray, width); - } else { - for (int col = 0; col < width; col++) { - *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha); - dest_scan++; - } - } - } - return true; - } - if (m_bpp == 1) { - ASSERT(!IsCmykImage() && (uint8_t)(alpha_flag >> 8) == 0); - int left_shift = rect.left % 8; - int right_shift = rect.right % 8; - int new_width = rect.right / 8 - rect.left / 8; - int index = 0; - if (m_pPalette) { - for (int i = 0; i < 2; i++) { - if (m_pPalette.get()[i] == color) { - index = i; - } - } - } else { - index = ((uint8_t)color == 0xff) ? 1 : 0; - } - for (int row = rect.top; row < rect.bottom; row++) { - uint8_t* dest_scan_top = (uint8_t*)GetScanline(row) + rect.left / 8; - uint8_t* dest_scan_top_r = (uint8_t*)GetScanline(row) + rect.right / 8; - uint8_t left_flag = *dest_scan_top & (255 << (8 - left_shift)); - uint8_t right_flag = *dest_scan_top_r & (255 >> right_shift); - if (new_width) { - FXSYS_memset(dest_scan_top + 1, index ? 255 : 0, new_width - 1); - if (!index) { - *dest_scan_top &= left_flag; - *dest_scan_top_r &= right_flag; - } else { - *dest_scan_top |= ~left_flag; - *dest_scan_top_r |= ~right_flag; - } - } else { - if (!index) { - *dest_scan_top &= left_flag | right_flag; - } else { - *dest_scan_top |= ~(left_flag | right_flag); - } - } - } - return true; - } - ASSERT(m_bpp >= 24); - if (m_bpp < 24) { - return false; - } - if (pIccTransform && CFX_GEModule::Get()->GetCodecModule()) { - CCodec_IccModule* pIccModule = - CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); - pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1); - } else { - if (alpha_flag >> 8 && !IsCmykImage()) { - AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color), - FXSYS_GetYValue(color), FXSYS_GetKValue(color), - color_p[2], color_p[1], color_p[0]); - } else if (!(alpha_flag >> 8) && IsCmykImage()) { - return false; - } - } - if (!IsCmykImage()) { - color_p[3] = (uint8_t)src_alpha; - } - int Bpp = m_bpp / 8; - bool bAlpha = HasAlpha(); - bool bArgb = GetFormat() == FXDIB_Argb; - if (src_alpha == 255) { - for (int row = rect.top; row < rect.bottom; row++) { - uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp; - uint8_t* dest_scan_alpha = - m_pAlphaMask ? (uint8_t*)m_pAlphaMask->GetScanline(row) + rect.left - : nullptr; - if (dest_scan_alpha) { - FXSYS_memset(dest_scan_alpha, 0xff, width); - } - if (Bpp == 4) { - uint32_t* scan = (uint32_t*)dest_scan; - for (int col = 0; col < width; col++) { - *scan++ = dst_color; - } - } else { - for (int col = 0; col < width; col++) { - *dest_scan++ = color_p[0]; - *dest_scan++ = color_p[1]; - *dest_scan++ = color_p[2]; - } - } - } - return true; - } - for (int row = rect.top; row < rect.bottom; row++) { - uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left * Bpp; - if (bAlpha) { - if (bArgb) { - for (int col = 0; col < width; col++) { - uint8_t back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha, color_p[2], - color_p[1], color_p[0])); - dest_scan += 4; - continue; - } - uint8_t dest_alpha = - back_alpha + src_alpha - back_alpha * src_alpha / 255; - int alpha_ratio = src_alpha * 255 / dest_alpha; - *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[0], alpha_ratio); - dest_scan++; - *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[1], alpha_ratio); - dest_scan++; - *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[2], alpha_ratio); - dest_scan++; - *dest_scan++ = dest_alpha; - } - } else { - uint8_t* dest_scan_alpha = - (uint8_t*)m_pAlphaMask->GetScanline(row) + rect.left; - for (int col = 0; col < width; col++) { - uint8_t back_alpha = *dest_scan_alpha; - if (back_alpha == 0) { - *dest_scan_alpha++ = src_alpha; - FXSYS_memcpy(dest_scan, color_p, Bpp); - dest_scan += Bpp; - continue; - } - uint8_t dest_alpha = - back_alpha + src_alpha - back_alpha * src_alpha / 255; - *dest_scan_alpha++ = dest_alpha; - int alpha_ratio = src_alpha * 255 / dest_alpha; - for (int comps = 0; comps < Bpp; comps++) { - *dest_scan = - FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], alpha_ratio); - dest_scan++; - } - } - } - } else { - for (int col = 0; col < width; col++) { - for (int comps = 0; comps < Bpp; comps++) { - if (comps == 3) { - *dest_scan++ = 255; - continue; - } - *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, color_p[comps], src_alpha); - dest_scan++; - } - } - } - } - return true; -} - CFX_BitmapComposer::CFX_BitmapComposer() { m_pScanlineV = nullptr; m_pScanlineAlphaV = nullptr; |