void GameScreen::Draw()
{
if (isFinishing)
{
return;
}
if (!caseIsReady)
{
string loadingString = "Loading";
string loadStage = Case::GetInstance()->GetLoadStage();
if (loadStage.length() > 0)
{
loadingString += " " + loadStage;
}
Font *pFont = CommonCaseResources::GetInstance()->GetFontManager()->GetFontFromId("MouseOverFont");
int stringWidth = pFont->GetWidth(loadingString);
for (int i = 0; i < numLoadingDots; i++)
{
loadingString += ".";
}
pFont->Draw(loadingString, (Vector2(gScreenWidth, gScreenHeight) * 0.5) - (Vector2(stringWidth, pFont->GetLineHeight()) * 0.5));
return;
}
else if (Case::GetInstance()->IsLoading())
{
return;
}
else if (caseNeedsReset)
{
return;
}
Case::GetInstance()->Draw();
}
void DrawHelpersBackend::DrawText(Font &cFont, const String &sText, const Color4 &cColor, const Vector2 &vPosition, uint32 nFlags, const Vector2 &vScale, const Vector2 &vBias)
{
// Is there any text to draw?
if (sText.GetLength()) {
// [TODO] Rethink the font transform into clip space
// [TODO] Check previous font size usage - this looks to big?!
const uint32 nFontHeightInPixels = cFont.GetSize();
// const uint32 nFontHeightInPixels = cFont.GetHeightInPixels(); // Should be this?!
// Get the viewport (the real display size)
const PLMath::Rectangle &cViewport = m_pRenderer->GetViewport();
// Get the virtual screen size
float fWidth = 1.0f;
float fHeight = 1.0f;
float fClipSpaceFontWidth = 0.0f;
float fClipSpaceFontHeight = 0.0f;
if (Is2DMode()) {
// [TODO] X/Y offset if virtual screen doesn't start at 0/0?
fWidth = m_fVirtualScreen[2] - m_fVirtualScreen[0];
fHeight = m_fVirtualScreen[3] - m_fVirtualScreen[1];
// [HACK] 'Font size in pixel' => 'normalized window size' => NOT working!
if (fWidth == 1.0f)
fClipSpaceFontWidth = static_cast<float>(nFontHeightInPixels)/1024.0f;
else
fClipSpaceFontWidth = static_cast<float>(nFontHeightInPixels)/fWidth;
if (fHeight == 1.0f)
fClipSpaceFontHeight = static_cast<float>(nFontHeightInPixels)/768.0f;
else
fClipSpaceFontHeight = static_cast<float>(nFontHeightInPixels)/fHeight;
fClipSpaceFontWidth *= 1.75f;
fClipSpaceFontHeight *= 1.75f;
} else {
// [TODO] X/Y offset if renderer viewport doesn't start at 0/0?
// Just use the renderer viewport
fWidth = cViewport.GetWidth();
fHeight = cViewport.GetHeight();
fClipSpaceFontWidth = static_cast<float>(nFontHeightInPixels)/fWidth;
fClipSpaceFontHeight = static_cast<float>(nFontHeightInPixels)/fHeight;
fClipSpaceFontWidth *= 1.75f;
fClipSpaceFontHeight *= 1.75f;
}
// Position
float fX = vPosition.x;
float fY = vPosition.y;
// From this space
/* 2D draw helper space
(0, 0)
|---
|
| (Width, Height)
*/
// Into this space:
/* Clip space
| (1, 1)
|
---|---
|
(-1, -1) |
*/
// Get normalized 2D draw helper space position
fX /= fWidth;
fY /= fHeight;
// Normalized 2D draw helper space position into clip space
fX = fX*2.0f - 1.0f;
fY = -(fY*2.0f - 1.0f);
// Feed the transform matrix with the calculated clip space position
Matrix4x4 mTransform;
mTransform.SetTranslationMatrix(fX, fY - fClipSpaceFontHeight, 0.0f);
// Calculate the bias
Vector2 vFontBias = vBias;
if (nFlags & Font::CenterText)
vFontBias.x -= cFont.GetTextWidth(sText)/2;
// Draw the text
cFont.Draw(sText, cColor, mTransform, Vector2(fClipSpaceFontWidth/nFontHeightInPixels, fClipSpaceFontHeight/nFontHeightInPixels)*vScale, vFontBias);
}
}
