Method UpdateColorPipette

src/game/editor/editor.cpp:6676–6726

}

void CEditor::UpdateColorPipette()
{
	if(!m_ColorPipetteActive)
		return;

	static char s_PipetteScreenButton;
	if(Ui()->HotItem() == &s_PipetteScreenButton)
	{
		// Read color one pixel to the top and left as we would otherwise not read the correct
		// color due to the cursor sprite being rendered over the current mouse position.
		const int PixelX = std::clamp<int>(round_to_int((Ui()->MouseX() - 1.0f) / Ui()->Screen()->w * Graphics()->ScreenWidth()), 0, Graphics()->ScreenWidth() - 1);
		const int PixelY = std::clamp<int>(round_to_int((Ui()->MouseY() - 1.0f) / Ui()->Screen()->h * Graphics()->ScreenHeight()), 0, Graphics()->ScreenHeight() - 1);
		Graphics()->ReadPixel(ivec2(PixelX, PixelY), &m_PipetteColor);
	}

	// Simulate button overlaying the entire screen to intercept all clicks for color pipette.
	const int ButtonResult = DoButtonLogic(&s_PipetteScreenButton, 0, Ui()->Screen(), BUTTONFLAG_ALL, "Left click to pick a color from the screen. Right click to cancel pipette mode.");
	// Don't handle clicks if we are panning, so the pipette stays active while panning.
	// Checking m_pContainerPanned alone is not enough, as this variable is reset when
	// panning ends before this function is called.
	if(m_pContainerPanned == nullptr && m_pContainerPannedLast == nullptr)
	{
		if(ButtonResult == 1)
		{
			char aClipboard[9];
			str_format(aClipboard, sizeof(aClipboard), "%08X", m_PipetteColor.PackAlphaLast());
			Input()->SetClipboardText(aClipboard);

			// Check if any of the saved colors is equal to the picked color and
			// bring it to the front of the list instead of adding a duplicate.
			int ShiftEnd = (int)std::size(m_aSavedColors) - 1;
			for(int i = 0; i < (int)std::size(m_aSavedColors); ++i)
			{
				if(m_aSavedColors[i].Pack() == m_PipetteColor.Pack())
				{
					ShiftEnd = i;
					break;
				}
			}
			for(int i = ShiftEnd; i > 0; --i)
			{
				m_aSavedColors[i] = m_aSavedColors[i - 1];
			}
			m_aSavedColors[0] = m_PipetteColor;
		}
		if(ButtonResult > 0)
		{
			m_ColorPipetteActive = false;
		}
	}
}

void CEditor::RenderMousePointer()
{