17#ifndef QGSCOLOREFFECT_H
18#define QGSCOLOREFFECT_H
48 QString
type()
const override {
return QStringLiteral(
"color" ); }
60 void setBrightness(
int brightness );
69 int brightness()
const {
return mBrightness; }
78 void setContrast(
int contrast );
147 void setColorizeColor(
const QColor &colorizeColor );
185 void setOpacity(
const double opacity ) { mOpacity = opacity; }
201 void setBlendMode(
const QPainter::CompositionMode mode ) { mBlendMode = mode; }
209 QPainter::CompositionMode
blendMode()
const {
return mBlendMode; }
217 double mOpacity = 1.0;
218 QPainter::CompositionMode mBlendMode = QPainter::CompositionMode_SourceOver;
221 double mSaturation = 1.0;
223 bool mColorizeOn =
false;
224 QColor mColorizeColor;
225 int mColorizeStrength = 100;
A paint effect which alters the colors (e.g., brightness, contrast) in a source picture.
bool colorizeOn() const
Returns whether the effect will colorize a picture.
QgsImageOperation::GrayscaleMode grayscaleMode() const
Returns whether the effect will convert a picture to grayscale.
double opacity() const
Returns the opacity for the effect.
void setOpacity(const double opacity)
Sets the opacity for the effect.
QString type() const override
Returns the effect type.
void setSaturation(double saturation)
Sets the saturation modification for the effect.
void setColorizeStrength(int colorizeStrength)
Sets the strength for colorizing a picture.
int colorizeStrength() const
Returns the strength used for colorizing a picture.
void setColorizeOn(bool colorizeOn)
Sets whether the effect should colorize a picture.
int contrast() const
Returns the contrast modification for the effect.
void setBlendMode(const QPainter::CompositionMode mode)
Sets the blend mode for the effect.
double saturation() const
Returns the saturation modification for the effect.
QColor colorizeColor() const
Returns the color used for colorizing a picture.
QPainter::CompositionMode blendMode() const
Returns the blend mode for the effect.
void setGrayscaleMode(QgsImageOperation::GrayscaleMode grayscaleMode)
Sets whether the effect should convert a picture to grayscale.
GrayscaleMode
Modes for converting a QImage to grayscale.
Base class for visual effects which can be applied to QPicture drawings.
virtual void readProperties(const QVariantMap &props)=0
Reads a string map of an effect's properties and restores the effect to the state described by the pr...
virtual QgsPaintEffect * clone() const =0
Duplicates an effect by creating a deep copy of the effect.
virtual QVariantMap properties() const =0
Returns the properties describing the paint effect encoded in a string format.
virtual void draw(QgsRenderContext &context)=0
Handles drawing of the effect's result on to the specified render context.
Contains information about the context of a rendering operation.
#define SIP_NODEFAULTCTORS