C++ BMenu::SetDrawingMode方法代码示例

本文整理汇总了C++中BMenu::SetDrawingMode方法的典型用法代码示例。如果您正苦于以下问题：C++ BMenu::SetDrawingMode方法的具体用法？C++ BMenu::SetDrawingMode怎么用？C++ BMenu::SetDrawingMode使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BMenu的用法示例。

在下文中一共展示了BMenu::SetDrawingMode方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: frame

void
TWindowMenuItem::DrawContent()
{
	BMenu* menu = Menu();
	menu->PushState();

	BRect frame(Frame());
	BPoint contLoc = ContentLocation() + BPoint(kHPad, kVPad);
	//if (fExpanded)
	//	contLoc.x += kHPad;

	if (fID >= 0) {
		menu->SetDrawingMode(B_OP_OVER);

		float width = fBitmap->Bounds().Width();

		if (width > 16)
			contLoc.x -= 8;

		menu->MovePenTo(contLoc);
		menu->DrawBitmapAsync(fBitmap);

		if (width > 16)
			contLoc.x += 8;

		contLoc.x += kIconRect.Width() + kLabelOffset;
	}

	menu->SetDrawingMode(B_OP_COPY);

	contLoc.y = frame.top
		+ ((frame.Height() - fTitleAscent - fTitleDescent) / 2) + 1.0f;

	menu->MovePenTo(contLoc);

	if (IsSelected())
		menu->SetHighColor(ui_color(B_MENU_SELECTED_ITEM_TEXT_COLOR));
	else
		menu->SetHighColor(ui_color(B_MENU_ITEM_TEXT_COLOR));

	BMenuItem::DrawContent();

	menu->PopState();
}

开发者ID:DonCN，项目名称:haiku，代码行数:44，代码来源:WindowMenuItem.cpp

示例2: Menu

void
TWindowMenuItem::DrawContent()
{
	BMenu* menu = Menu();
	BPoint contentLocation = ContentLocation() + BPoint(kHPad, 0);

	if (fID >= 0) {
		menu->SetDrawingMode(B_OP_OVER);

		float width = fBitmap->Bounds().Width();
		if (width > 16)
			contentLocation.x -= 8;

		float height;
		GetContentSize(NULL, &height);
		contentLocation.y += (height - fBitmap->Bounds().Height()) / 2;

		menu->MovePenTo(contentLocation);
		menu->DrawBitmapAsync(fBitmap);

		if (width > 16)
			contentLocation.x += 8;

		contentLocation.x += kIconRect.Width() + kLabelOffset;
	}
	contentLocation.y = ContentLocation().y + kVPad + fLabelAscent;

	menu->SetDrawingMode(B_OP_COPY);
	menu->MovePenTo(contentLocation);

	if (IsSelected())
		menu->SetHighColor(ui_color(B_MENU_SELECTED_ITEM_TEXT_COLOR));
	else
		menu->SetHighColor(ui_color(B_MENU_ITEM_TEXT_COLOR));

	float labelWidth = menu->StringWidth(Label());
	BPoint penLocation = menu->PenLocation();
	float offset = penLocation.x - Frame().left;

	menu->DrawString(Label(labelWidth + offset));
}

开发者ID:looncraz，项目名称:haiku，代码行数:41，代码来源:WindowMenuItem.cpp

示例3: Draw

void BitmapMenuItem::Draw(void)
{
	BMenu* menu = Menu();
	if (menu) {
		BRect itemFrame = Frame();
		BRect bitmapFrame = itemFrame;
		bitmapFrame.InsetBy(2, 2); // account for 2-pixel margin
		
		menu->SetDrawingMode(B_OP_COPY);
		menu->SetHighColor(BKG_GREY);
		menu->FillRect(itemFrame);
		menu->DrawBitmap(&m_bitmap, bitmapFrame);
		
		if (IsSelected()) {
			// a nonstandard but simple way to draw highlights
			menu->SetDrawingMode(B_OP_INVERT);
			menu->SetHighColor(0,0,0);
			menu->FillRect(itemFrame);
		}
	}
}

开发者ID:SummerSnail2014，项目名称:haiku，代码行数:21，代码来源:BitmapMenuItem.cpp

示例4: ContentLocation

void
MemoryBarMenuItem::DrawIcon()
{
	// TODO: exact code duplication with TeamBarMenuItem::DrawIcon()
	if (!fIcon)
		return;

	BPoint loc = ContentLocation();
	BRect frame = Frame();

	loc.y = frame.top + (frame.bottom - frame.top - 15) / 2;

	BMenu* menu = Menu();

	if (fIcon->ColorSpace() == B_RGBA32) {
		menu->SetDrawingMode(B_OP_ALPHA);
		menu->SetBlendingMode(B_PIXEL_ALPHA, B_ALPHA_OVERLAY);
	} else
		menu->SetDrawingMode(B_OP_OVER);

	menu->DrawBitmap(fIcon, loc);

	menu->SetDrawingMode(B_OP_COPY);
}

开发者ID:DonCN，项目名称:haiku，代码行数:24，代码来源:MemoryBarMenuItem.cpp

示例5: frame

void
TBarMenuTitle::DrawContent()
{
	if (fIcon == NULL)
		return;

	BMenu* menu = Menu();
	BRect frame(Frame());
	BRect iconRect(fIcon->Bounds());

	menu->SetDrawingMode(B_OP_ALPHA);
	iconRect.OffsetTo(frame.LeftTop());

	float widthOffset = rintf((frame.Width() - iconRect.Width()) / 2);
	float heightOffset = rintf((frame.Height() - iconRect.Height()) / 2);
	iconRect.OffsetBy(widthOffset - 1.0f, heightOffset + 2.0f);

	menu->DrawBitmapAsync(fIcon, iconRect);
}

开发者ID:DonCN，项目名称:haiku，代码行数:19，代码来源:BarMenuTitle.cpp

示例6: frame

void
TTeamMenuItem::DrawContent()
{
	BMenu* menu = Menu();
	if (fIcon != NULL) {
		if (fIcon->ColorSpace() == B_RGBA32) {
			menu->SetDrawingMode(B_OP_ALPHA);
			menu->SetBlendingMode(B_PIXEL_ALPHA, B_ALPHA_OVERLAY);
		} else
			menu->SetDrawingMode(B_OP_OVER);

		BRect frame(Frame());
		BRect iconBounds(fIcon->Bounds());
		BRect dstRect(iconBounds);
		float extra = fVertical ? 0.0f : -1.0f;
		BPoint contLoc = ContentLocation();
		BPoint drawLoc = contLoc + BPoint(kHPad, kVPad);

		if (!fDrawLabel || (fVertical && iconBounds.Width() > 32)) {
			float offsetx = contLoc.x
				+ ((frame.Width() - iconBounds.Width()) / 2) + extra;
			float offsety = contLoc.y + 3.0f + extra;

			dstRect.OffsetTo(BPoint(offsetx, offsety));
			menu->DrawBitmapAsync(fIcon, dstRect);

			drawLoc.x = ((frame.Width() - LabelWidth()) / 2);
			drawLoc.y = frame.top + iconBounds.Height() + 4.0f;
		} else {
			float offsetx = contLoc.x + kHPad;
			float offsety = contLoc.y + 
				((frame.Height() - iconBounds.Height()) / 2) + extra;

			dstRect.OffsetTo(BPoint(offsetx, offsety));
			menu->DrawBitmapAsync(fIcon, dstRect);

			float labelHeight = fLabelAscent + fLabelDescent;
			drawLoc.x += iconBounds.Width() + kLabelOffset;
			drawLoc.y = frame.top + ((frame.Height() - labelHeight) / 2) + extra;
		}

		menu->MovePenTo(drawLoc);
	}

	// set the pen to black so that either method will draw in the same color
	// low color is set in inherited::DrawContent, override makes sure its
	// what we want
	if (fDrawLabel) {
		menu->SetDrawingMode(B_OP_OVER);
		menu->SetHighColor(ui_color(B_MENU_ITEM_TEXT_COLOR));

		// override the drawing of the content when the item is disabled
		// the wrong lowcolor is used when the item is disabled since the
		// text color does not change
		DrawContentLabel();
	}

	// Draw the expandable icon.
	TBarView* barView = (static_cast<TBarApp*>(be_app))->BarView();
	if (fVertical && static_cast<TBarApp*>(be_app)->Settings()->superExpando
		&& barView->ExpandoState()) {
		BRect frame(Frame());
		BRect rect(0, 0, kSwitchWidth, 10);
		rect.OffsetTo(BPoint(frame.right - rect.Width(),
			ContentLocation().y + ((frame.Height() - rect.Height()) / 2)));

		if (be_control_look != NULL) {
			uint32 arrowDirection = fExpanded
				? BControlLook::B_UP_ARROW : BControlLook::B_DOWN_ARROW;
			be_control_look->DrawArrowShape(menu, rect, rect, menu->LowColor(),
				arrowDirection, 0, B_DARKEN_3_TINT);
		} else {
			rgb_color outlineColor = {80, 80, 80, 255};
			rgb_color middleColor = {200, 200, 200, 255};

			menu->SetDrawingMode(B_OP_OVER);

			if (!fExpanded) {
				menu->BeginLineArray(6);

				menu->AddLine(BPoint(rect.left + 3, rect.top + 1),
					BPoint(rect.left + 3, rect.bottom - 1), outlineColor);
				menu->AddLine(BPoint(rect.left + 3, rect.top + 1),
					BPoint(rect.left + 7, rect.top + 5), outlineColor);
				menu->AddLine(BPoint(rect.left + 7, rect.top + 5),
					BPoint(rect.left + 3, rect.bottom - 1), outlineColor);

				menu->AddLine(BPoint(rect.left + 4, rect.top + 3),
					BPoint(rect.left + 4, rect.bottom - 3), middleColor);
				menu->AddLine(BPoint(rect.left + 5, rect.top + 4),
					BPoint(rect.left + 5, rect.bottom - 4), middleColor);
				menu->AddLine(BPoint(rect.left + 5, rect.top + 5),
					BPoint(rect.left + 6, rect.top + 5), middleColor);
				menu->EndLineArray();
			} else {
				// expanded state

				menu->BeginLineArray(6);
				menu->AddLine(BPoint(rect.left + 1, rect.top + 3),
					BPoint(rect.right - 3, rect.top + 3), outlineColor);
//.........这里部分代码省略.........

开发者ID:，项目名称:，代码行数:101，代码来源:

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