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Gui: add enum types to handle background gradients

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This fixes some API flaws where booleans were used to distinguish between three different types
This commit is contained in:
wmayer
2023-04-04 17:12:14 +02:00
committed by wwmayer
parent 2845cd55a0
commit d6190cb79c
6 changed files with 97 additions and 52 deletions
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22
src/Gui/SoFCBackgroundGradient.cpp
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@@ -66,7 +66,7 @@ SoFCBackgroundGradient::SoFCBackgroundGradient()
fCol.setValue(0.5f, 0.5f, 0.8f);
tCol.setValue(0.7f, 0.7f, 0.9f);
mCol.setValue(1.0f, 1.0f, 1.0f);
radial = false;
gradient = Gradient::LINEAR;
}
/*!
@@ -96,7 +96,7 @@ void SoFCBackgroundGradient::GLRender (SoGLRenderAction * /*action*/)
glDisable(GL_LIGHTING);
glDisable(GL_TEXTURE_2D);
if (!radial) { // linear gradient
if (gradient == Gradient::LINEAR) {
glBegin(GL_TRIANGLE_STRIP);
if (mCol[0] < 0) {
glColor3f(fCol[0],fCol[1],fCol[2]); glVertex2f(-1, 1);
@@ -152,23 +152,29 @@ void SoFCBackgroundGradient::GLRender (SoGLRenderAction * /*action*/)
glMatrixMode(GL_MODELVIEW);
}
void SoFCBackgroundGradient::setGradient(SoFCBackgroundGradient::Gradient grad)
{
gradient = grad;
}
SoFCBackgroundGradient::Gradient SoFCBackgroundGradient::getGradient() const
{
return gradient;
}
void SoFCBackgroundGradient::setColorGradient(const SbColor& fromColor,
const SbColor& toColor,
bool isRadial)
const SbColor& toColor)
{
fCol = fromColor;
tCol = toColor;
mCol[0] = -1.0f;
radial = isRadial;
}
void SoFCBackgroundGradient::setColorGradient(const SbColor& fromColor,
const SbColor& toColor,
const SbColor& midColor,
bool isRadial)
const SbColor& midColor)
{
fCol = fromColor;
tCol = toColor;
mCol = midColor;
radial = isRadial;
}