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Add font scale support to meter panel

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This commit is contained in:
Charles J. Cliffe 2016-07-21 18:43:11 -04:00
parent 3d5757d8d8
commit 95fd357c72
3 changed files with 38 additions and 15 deletions
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26
src/panel/MeterPanel.cpp
View File

@ -148,32 +148,28 @@ void MeterPanel::drawPanelContents() {
glGetIntegerv( GL_VIEWPORT, vp);
float viewHeight = (float) vp[3];
double viewHeight = vp[3];
CubicVR::vec4 t = CubicVR::mat4::vec4_multiply(CubicVR::vec4(0,0.5,0,1), transform);
CubicVR::vec4 b = CubicVR::mat4::vec4_multiply(CubicVR::vec4(0,-0.5,0,1), transform);
float hScale = t.y-b.y;
double hScale = t.y-b.y;
viewHeight = round(viewHeight * hScale);
viewHeight = viewHeight * hScale;
float labelHeight = 24.0f;
float labelPad = 8.0f;
double labelHeight = GLFont::getScaledPx(18, GLFont::getScaleFactor());
double labelPad = 8.0;
if (viewHeight > 400.0f) {
labelHeight = 32.0f;
}
float pScale = (1.0f/viewHeight);
double pScale = (1.0/viewHeight);
RGBA4f c1, c2;
bgPanel.setSize(1.0f, 1.0f - pScale * (labelHeight + labelPad * 2.0f));
bgPanel.setSize(1.0f, 1.0 - pScale * (labelHeight + labelPad * 2.0));
valuePanel.setPosition(0.0f, (pScale * (labelHeight / 2.0f + labelPad) ) - 1.0f);
valuePanel.setSize(1.0f, pScale*labelHeight);
valuePanel.setPosition(0.0, (pScale * (labelHeight / 2.0 + labelPad) ) - 1.0);
valuePanel.setSize(1.0, pScale*labelHeight);
labelPanel.setPosition(0.0f, 1.0f - (pScale * (labelHeight / 2.0f + labelPad)));
labelPanel.setSize(1.0f, pScale*labelHeight);
labelPanel.setPosition(0.0, 1.0 - (pScale * (labelHeight / 2.0 + labelPad)));
labelPanel.setSize(1.0, pScale*labelHeight);
c1 = ThemeMgr::mgr.currentTheme->generalBackground;
c2 = ThemeMgr::mgr.currentTheme->generalBackground * 0.5;

24
src/util/GLFont.cpp
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@ -857,6 +857,30 @@ double GLFont::getScaleFactor() {
return 1.0;
}
int GLFont::getScaledPx(int basicFontSize, double scaleFactor) {
//try to align on an integer pixel size if the targetSize font is available
int targetSize = round(basicFontSize * scaleFactor);
int resultIndex = 0;
fonts[0].loadFontOnce();
for (int i = 0; i < GLFONT_SIZE_MAX - 1; i++) {
fonts[i + 1].loadFontOnce();
if (fonts[i + 1].pixHeight <= targetSize) {
resultIndex = i + 1;
}
else {
break;
}
} //end for
// return font height px
return fonts[resultIndex].pixHeight;
}
GLFont::Drawer::Drawer(int basicFontSize, double scaleFactor) {
//Selection of the final font: scan GLFont::fonts to find the biggest font such as

3
src/util/GLFont.h
View File

@ -113,6 +113,9 @@ public:
//Mean current scale factor: 1.0 in normal, 1.5 medium, 2.0 for large
static double getScaleFactor();
//Return a valid font px height given the font size and scale factor
static int getScaledPx(int basicFontSize, double scaleFactor);
private: