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path: root/xfa/fxfa/cxfa_widgetacc.cpp
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Diffstat (limited to 'xfa/fxfa/cxfa_widgetacc.cpp')
-rw-r--r--xfa/fxfa/cxfa_widgetacc.cpp183
1 files changed, 98 insertions, 85 deletions
diff --git a/xfa/fxfa/cxfa_widgetacc.cpp b/xfa/fxfa/cxfa_widgetacc.cpp
index fc7e52252d..1f804e6ed2 100644
--- a/xfa/fxfa/cxfa_widgetacc.cpp
+++ b/xfa/fxfa/cxfa_widgetacc.cpp
@@ -783,30 +783,30 @@ bool CXFA_WidgetAcc::CalculateWidgetAutoSize(CFX_SizeF& size) {
if (paraData.HasValidNode())
size.width += paraData.GetMarginLeft() + paraData.GetTextIndent();
- float width = 0;
- if (TryWidth(width)) {
- size.width = width;
+ pdfium::Optional<float> width = TryWidth();
+ if (width) {
+ size.width = *width;
} else {
- float fMin = 0;
- if (TryMinWidth(fMin))
- size.width = std::max(size.width, fMin);
+ pdfium::Optional<float> min = TryMinWidth();
+ if (min)
+ size.width = std::max(size.width, *min);
- float fMax = 0;
- if (TryMaxWidth(fMax) && fMax > 0)
- size.width = std::min(size.width, fMax);
+ pdfium::Optional<float> max = TryMaxWidth();
+ if (max && *max > 0)
+ size.width = std::min(size.width, *max);
}
- float height = 0;
- if (TryHeight(height)) {
- size.height = height;
+ pdfium::Optional<float> height = TryHeight();
+ if (height) {
+ size.height = *height;
} else {
- float fMin = 0;
- if (TryMinHeight(fMin))
- size.height = std::max(size.height, fMin);
+ pdfium::Optional<float> min = TryMinHeight();
+ if (min)
+ size.height = std::max(size.height, *min);
- float fMax = 0;
- if (TryMaxHeight(fMax) && fMax > 0)
- size.height = std::min(size.height, fMax);
+ pdfium::Optional<float> max = TryMaxHeight();
+ if (max && *max > 0)
+ size.height = std::min(size.height, *max);
}
return true;
}
@@ -905,33 +905,48 @@ bool CXFA_WidgetAcc::CalculatePushButtonAutoSize(CFX_SizeF& size) {
return CalculateWidgetAutoSize(size);
}
+CFX_SizeF CXFA_WidgetAcc::CalculateImageSize(float img_width,
+ float img_height,
+ float dpi_x,
+ float dpi_y) {
+ CFX_RectF rtImage(0, 0, XFA_UnitPx2Pt(img_width, dpi_x),
+ XFA_UnitPx2Pt(img_height, dpi_y));
+
+ CFX_RectF rtFit;
+ pdfium::Optional<float> width = TryWidth();
+ if (width) {
+ rtFit.width = *width;
+ GetWidthWithoutMargin(rtFit.width);
+ } else {
+ rtFit.width = rtImage.width;
+ }
+
+ pdfium::Optional<float> height = TryHeight();
+ if (height) {
+ rtFit.height = *height;
+ GetHeightWithoutMargin(rtFit.height);
+ } else {
+ rtFit.height = rtImage.height;
+ }
+
+ return rtFit.Size();
+}
+
bool CXFA_WidgetAcc::CalculateImageAutoSize(CFX_SizeF& size) {
if (!GetImageImage())
LoadImageImage();
size.clear();
RetainPtr<CFX_DIBitmap> pBitmap = GetImageImage();
- if (pBitmap) {
- int32_t iImageXDpi = 0;
- int32_t iImageYDpi = 0;
- GetImageDpi(iImageXDpi, iImageYDpi);
- CFX_RectF rtImage(
- 0, 0, XFA_UnitPx2Pt((float)pBitmap->GetWidth(), (float)iImageXDpi),
- XFA_UnitPx2Pt((float)pBitmap->GetHeight(), (float)iImageYDpi));
-
- CFX_RectF rtFit;
- if (TryWidth(rtFit.width))
- GetWidthWithoutMargin(rtFit.width);
- else
- rtFit.width = rtImage.width;
+ if (!pBitmap)
+ return CalculateWidgetAutoSize(size);
- if (TryHeight(rtFit.height))
- GetHeightWithoutMargin(rtFit.height);
- else
- rtFit.height = rtImage.height;
+ int32_t iImageXDpi = 0;
+ int32_t iImageYDpi = 0;
+ GetImageDpi(iImageXDpi, iImageYDpi);
- size = rtFit.Size();
- }
+ size = CalculateImageSize(pBitmap->GetWidth(), pBitmap->GetHeight(),
+ iImageXDpi, iImageYDpi);
return CalculateWidgetAutoSize(size);
}
@@ -941,28 +956,15 @@ bool CXFA_WidgetAcc::CalculateImageEditAutoSize(CFX_SizeF& size) {
size.clear();
RetainPtr<CFX_DIBitmap> pBitmap = GetImageEditImage();
- if (pBitmap) {
- int32_t iImageXDpi = 0;
- int32_t iImageYDpi = 0;
- GetImageEditDpi(iImageXDpi, iImageYDpi);
- CFX_RectF rtImage(
- 0, 0, XFA_UnitPx2Pt((float)pBitmap->GetWidth(), (float)iImageXDpi),
- XFA_UnitPx2Pt((float)pBitmap->GetHeight(), (float)iImageYDpi));
-
- CFX_RectF rtFit;
- if (TryWidth(rtFit.width))
- GetWidthWithoutMargin(rtFit.width);
- else
- rtFit.width = rtImage.width;
+ if (!pBitmap)
+ return CalculateFieldAutoSize(size);
- if (TryHeight(rtFit.height))
- GetHeightWithoutMargin(rtFit.height);
- else
- rtFit.height = rtImage.height;
+ int32_t iImageXDpi = 0;
+ int32_t iImageYDpi = 0;
+ GetImageEditDpi(iImageXDpi, iImageYDpi);
- size.width = rtFit.width;
- size.height = rtFit.height;
- }
+ size = CalculateImageSize(pBitmap->GetWidth(), pBitmap->GetHeight(),
+ iImageXDpi, iImageYDpi);
return CalculateFieldAutoSize(size);
}
@@ -1013,13 +1015,13 @@ float CXFA_WidgetAcc::CalculateWidgetAutoWidth(float fWidthCalc) {
if (marginData.HasValidNode())
fWidthCalc += marginData.GetLeftInset() + marginData.GetRightInset();
- float fMin = 0;
- if (TryMinWidth(fMin))
- fWidthCalc = std::max(fWidthCalc, fMin);
+ pdfium::Optional<float> min = TryMinWidth();
+ if (min)
+ fWidthCalc = std::max(fWidthCalc, *min);
- float fMax = 0;
- if (TryMaxWidth(fMax) && fMax > 0)
- fWidthCalc = std::min(fWidthCalc, fMax);
+ pdfium::Optional<float> max = TryMaxWidth();
+ if (max && *max > 0)
+ fWidthCalc = std::min(fWidthCalc, *max);
return fWidthCalc;
}
@@ -1036,13 +1038,13 @@ float CXFA_WidgetAcc::CalculateWidgetAutoHeight(float fHeightCalc) {
if (marginData.HasValidNode())
fHeightCalc += marginData.GetTopInset() + marginData.GetBottomInset();
- float fMin = 0;
- if (TryMinHeight(fMin))
- fHeightCalc = std::max(fHeightCalc, fMin);
+ pdfium::Optional<float> min = TryMinHeight();
+ if (min)
+ fHeightCalc = std::max(fHeightCalc, *min);
- float fMax = 0;
- if (TryMaxHeight(fMax) && fMax > 0)
- fHeightCalc = std::min(fHeightCalc, fMax);
+ pdfium::Optional<float> max = TryMaxHeight();
+ if (max && *max > 0)
+ fHeightCalc = std::min(fHeightCalc, *max);
return fHeightCalc;
}
@@ -1058,8 +1060,7 @@ void CXFA_WidgetAcc::StartWidgetLayout(float& fCalcWidth, float& fCalcHeight) {
InitLayoutData();
XFA_Element eUIType = GetUIType();
if (eUIType == XFA_Element::Text) {
- m_pLayoutData->m_fWidgetHeight = -1;
- TryHeight(m_pLayoutData->m_fWidgetHeight);
+ m_pLayoutData->m_fWidgetHeight = TryHeight().value_or(-1);
StartTextLayout(fCalcWidth, fCalcHeight);
return;
}
@@ -1069,14 +1070,26 @@ void CXFA_WidgetAcc::StartWidgetLayout(float& fCalcWidth, float& fCalcHeight) {
m_pLayoutData->m_fWidgetHeight = -1;
float fWidth = 0;
if (fCalcWidth > 0 && fCalcHeight < 0) {
- if (!TryHeight(fCalcHeight))
+ pdfium::Optional<float> height = TryHeight();
+ if (height)
+ fCalcHeight = *height;
+ else
CalculateAccWidthAndHeight(eUIType, fCalcWidth, fCalcHeight);
m_pLayoutData->m_fWidgetHeight = fCalcHeight;
return;
}
if (fCalcWidth < 0 && fCalcHeight < 0) {
- if (!TryWidth(fWidth) || !TryHeight(fCalcHeight))
+ pdfium::Optional<float> height;
+ pdfium::Optional<float> width = TryWidth();
+ if (width) {
+ fWidth = *width;
+
+ height = TryHeight();
+ if (height)
+ fCalcHeight = *height;
+ }
+ if (!width || !height)
CalculateAccWidthAndHeight(eUIType, fWidth, fCalcHeight);
fCalcWidth = fWidth;
@@ -1205,8 +1218,9 @@ bool CXFA_WidgetAcc::FindSplitPos(int32_t iBlockIndex, float& fCalcHeight) {
iLinesCount = 1;
} else {
if (!pFieldData->m_pTextOut) {
- float fWidth = 0;
- TryWidth(fWidth);
+ // TODO(dsinclair): Inline fWidth when the 2nd param of
+ // CalculateAccWidthAndHeight isn't a ref-param.
+ float fWidth = TryWidth().value_or(0);
CalculateAccWidthAndHeight(eUIType, fWidth, fHeight);
}
iLinesCount = pFieldData->m_pTextOut->GetTotalLines();
@@ -1397,20 +1411,19 @@ void CXFA_WidgetAcc::StartTextLayout(float& fCalcWidth, float& fCalcHeight) {
float fWidth = GetWidthWithoutMargin(fCalcWidth);
pTextLayout->StartLayout(fWidth);
}
+
if (fCalcWidth < 0 && fCalcHeight < 0) {
- float fMaxWidth = -1;
- bool bRet = TryWidth(fMaxWidth);
- if (bRet) {
- float fWidth = GetWidthWithoutMargin(fMaxWidth);
- pTextLayout->StartLayout(fWidth);
+ pdfium::Optional<float> width = TryWidth();
+ if (width) {
+ pTextLayout->StartLayout(GetWidthWithoutMargin(*width));
+ fCalcWidth = *width;
} else {
- float fWidth = pTextLayout->StartLayout(fMaxWidth);
- fMaxWidth = CalculateWidgetAutoWidth(fWidth);
- fWidth = GetWidthWithoutMargin(fMaxWidth);
- pTextLayout->StartLayout(fWidth);
+ float fMaxWidth = CalculateWidgetAutoWidth(pTextLayout->StartLayout(-1));
+ pTextLayout->StartLayout(GetWidthWithoutMargin(fMaxWidth));
+ fCalcWidth = fMaxWidth;
}
- fCalcWidth = fMaxWidth;
}
+
if (m_pLayoutData->m_fWidgetHeight < 0) {
m_pLayoutData->m_fWidgetHeight = pTextLayout->GetLayoutHeight();
m_pLayoutData->m_fWidgetHeight =
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 10:44:08 +0000