diff options
Diffstat (limited to 'qt')
| -rw-r--r-- | qt/ScintillaEditBase/PlatQt.cpp | 20 | ||||
| -rw-r--r-- | qt/ScintillaEditBase/PlatQt.h | 6 |
2 files changed, 26 insertions, 0 deletions
diff --git a/qt/ScintillaEditBase/PlatQt.cpp b/qt/ScintillaEditBase/PlatQt.cpp index 0a4609acc..44082c77a 100644 --- a/qt/ScintillaEditBase/PlatQt.cpp +++ b/qt/ScintillaEditBase/PlatQt.cpp @@ -353,6 +353,26 @@ void SurfaceImpl::AlphaRectangle(PRectangle rc, GetPainter()->drawRoundedRect(rect, radius, radius); } +void SurfaceImpl::GradientRectangle(PRectangle rc, const std::vector<ColourStop> &stops, GradientOptions options) { + QRectF rect = QRectFFromPRect(rc); + QLinearGradient linearGradient; + switch (options) { + case GradientOptions::leftToRight: + linearGradient = QLinearGradient(rc.left, rc.top, rc.right, rc.top); + break; + case GradientOptions::topToBottom: + default: + linearGradient = QLinearGradient(rc.left, rc.top, rc.left, rc.bottom); + break; + } + linearGradient.setSpread(QGradient::RepeatSpread); + for (const ColourStop &stop : stops) { + linearGradient.setColorAt(stop.position, QColorFromColourAlpha(stop.colour)); + } + QBrush brush = QBrush(linearGradient); + GetPainter()->fillRect(rect, brush); +} + static std::vector<unsigned char> ImageByteSwapped(int width, int height, const unsigned char *pixelsImage) { // Input is RGBA, but Format_ARGB32 is BGRA, so swap the red bytes and blue bytes diff --git a/qt/ScintillaEditBase/PlatQt.h b/qt/ScintillaEditBase/PlatQt.h index 0cd62cb8b..6baa12877 100644 --- a/qt/ScintillaEditBase/PlatQt.h +++ b/qt/ScintillaEditBase/PlatQt.h @@ -31,6 +31,11 @@ inline QColor QColorFromCA(ColourDesired ca) return QColor(c & 0xff, (c >> 8) & 0xff, (c >> 16) & 0xff); } +inline QColor QColorFromColourAlpha(ColourAlpha ca) +{ + return QColor(ca.GetRed(), ca.GetGreen(), ca.GetBlue(), ca.GetAlpha()); +} + inline QRect QRectFromPRect(PRectangle pr) { return QRect(pr.left, pr.top, pr.Width(), pr.Height()); @@ -91,6 +96,7 @@ public: ColourDesired back) override; void AlphaRectangle(PRectangle rc, int cornerSize, ColourDesired fill, int alphaFill, ColourDesired outline, int alphaOutline, int flags) override; + void GradientRectangle(PRectangle rc, const std::vector<ColourStop> &stops, GradientOptions options) override; void DrawRGBAImage(PRectangle rc, int width, int height, const unsigned char *pixelsImage) override; void Ellipse(PRectangle rc, ColourDesired fore, |