diff options
Diffstat (limited to 'win32')
| -rw-r--r-- | win32/ScintillaWin.cxx | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/win32/ScintillaWin.cxx b/win32/ScintillaWin.cxx index 2ff660a09..86e274178 100644 --- a/win32/ScintillaWin.cxx +++ b/win32/ScintillaWin.cxx @@ -457,7 +457,8 @@ void ScintillaWin::EnsureRenderTarget() { D2D1_HWND_RENDER_TARGET_PROPERTIES dhrtp; dhrtp.hwnd = hw; dhrtp.pixelSize = size; - dhrtp.presentOptions = D2D1_PRESENT_OPTIONS_NONE; + dhrtp.presentOptions = (technology == SC_TECHNOLOGY_DIRECTWRITERETAIN) ? + D2D1_PRESENT_OPTIONS_RETAIN_CONTENTS : D2D1_PRESENT_OPTIONS_NONE; D2D1_RENDER_TARGET_PROPERTIES drtp; drtp.type = D2D1_RENDER_TARGET_TYPE_DEFAULT; @@ -1402,9 +1403,11 @@ sptr_t ScintillaWin::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam return keysAlwaysUnicode; case SCI_SETTECHNOLOGY: - if ((wParam == SC_TECHNOLOGY_DEFAULT) || (wParam == SC_TECHNOLOGY_DIRECTWRITE)) { + if ((wParam == SC_TECHNOLOGY_DEFAULT) || + (wParam == SC_TECHNOLOGY_DIRECTWRITERETAIN) || + (wParam == SC_TECHNOLOGY_DIRECTWRITE)) { if (technology != static_cast<int>(wParam)) { - if (static_cast<int>(wParam) == SC_TECHNOLOGY_DIRECTWRITE) { + if (static_cast<int>(wParam) > SC_TECHNOLOGY_DEFAULT) { #if defined(USE_D2D) if (!LoadD2D()) // Failed to load Direct2D or DirectWrite so no effect @@ -2960,7 +2963,8 @@ sptr_t PASCAL ScintillaWin::CTWndProc( D2D1_HWND_RENDER_TARGET_PROPERTIES dhrtp; dhrtp.hwnd = hWnd; dhrtp.pixelSize = D2D1::SizeU(rc.right - rc.left, rc.bottom - rc.top); - dhrtp.presentOptions = D2D1_PRESENT_OPTIONS_NONE; + dhrtp.presentOptions = (sciThis->technology == SC_TECHNOLOGY_DIRECTWRITERETAIN) ? + D2D1_PRESENT_OPTIONS_RETAIN_CONTENTS : D2D1_PRESENT_OPTIONS_NONE; D2D1_RENDER_TARGET_PROPERTIES drtp; drtp.type = D2D1_RENDER_TARGET_TYPE_DEFAULT; |