FontAtlas * FontAtlasCache::getFontAtlasCharMap(const std::string& plistFile)
{
std::string atlasName = generateFontName(plistFile, 0, GlyphCollection::CUSTOM,false);
FontAtlas *tempAtlas = _atlasMap[atlasName];
if ( !tempAtlas )
{
Font *font = FontCharMap::create(plistFile);
if(font)
{
tempAtlas = font->createFontAtlas();
if (tempAtlas)
_atlasMap[atlasName] = tempAtlas;
}
else
{
return nullptr;
}
}
else
{
tempAtlas->retain();
}
return tempAtlas;
}
FontAtlas * FontAtlasCache::getFontAtlasTTF(const std::string& fontFileName, int size, GlyphCollection glyphs, const char *customGlyphs, bool useDistanceField)
{
std::string atlasName = generateFontName(fontFileName, size, glyphs, useDistanceField);
FontAtlas *tempAtlas = _atlasMap[atlasName];
if ( !tempAtlas )
{
FontFreeType *font = FontFreeType::create(fontFileName, size, glyphs, customGlyphs);
if (font)
{
font->setDistanceFieldEnabled(useDistanceField);
tempAtlas = font->createFontAtlas();
if (tempAtlas)
_atlasMap[atlasName] = tempAtlas;
}
else
{
return nullptr;
}
}
else
{
tempAtlas->retain();
}
return tempAtlas;
}
FontAtlas * FontAtlasCache::getFontAtlasCharMap(Texture2D* texture, int itemWidth, int itemHeight, int startCharMap)
{
char tmp[30];
sprintf(tmp,"name:%u_%d_%d_%d",texture->getName(),itemWidth,itemHeight,startCharMap);
std::string atlasName = generateFontName(tmp, 0, GlyphCollection::CUSTOM,false);
FontAtlas *tempAtlas = _atlasMap[atlasName];
if ( !tempAtlas )
{
Font *font = FontCharMap::create(texture,itemWidth,itemHeight,startCharMap);
if(font)
{
tempAtlas = font->createFontAtlas();
if (tempAtlas)
_atlasMap[atlasName] = tempAtlas;
}
else
{
return nullptr;
}
}
else
{
tempAtlas->retain();
}
return tempAtlas;
}
FontAtlas * FontDefinitionTTF::createFontAtlas()
{
FontAtlas *retAtlas = new FontAtlas( *_textImages->getFont() );
if (!retAtlas)
return 0;
// add all the textures
int numTextures = getNumTextures();
if (!numTextures)
return 0;
for (int c = 0; c<numTextures; ++c)
retAtlas->addTexture(*getTexture(c), c);
// set the common line height
retAtlas->setCommonLineHeight(getCommonLineHeight() * 0.8);
for( auto &item: _fontLettersDefinitionUTF16 )
{
if ( item.second.validDefinition )
{
FontLetterDefinition tempDefinition = item.second;
tempDefinition.offsetX = 0;
tempDefinition.anchorX = 0.0f;
tempDefinition.anchorY = 1.0f;
retAtlas->addLetterDefinition(tempDefinition);
}
}
// done here
return retAtlas;
}
TEST_F (FontAtlasIntegration, AllowsForDifferentSizes) {
FontAtlas *bigger = FontManager::get_instance().create_font_atlas(FONT, FONT_SIZE * 2);
for (unsigned char i = 'a'; i < 'z'; i++) {
EXPECT_LT(atlas->get_character_info(i).width, bigger->get_character_info(i).width);
EXPECT_LT(atlas->get_character_info(i).height, bigger->get_character_info(i).height);
}
delete bigger;
}
gui_Slider::gui_Slider(std::string name, FontAtlas &font, float x, float y, float w, float h, float depth, float maxValue, float defaultValue, float minValue) :
m_background(x, y, w, h, depth, 1.0f, 1.0f, 1.0f, 1.0f), m_filler(x + 1.0f, y + 1.0f, w - (w*(defaultValue / maxValue)) - 2.0f, h - 2.0f, depth, 0.0f, 200.0f / 255.0f, 245.0f / 255.0f, 1.0f),
m_maxValue(maxValue), m_minValue(minValue), m_value(defaultValue),
m_text(name, font, glm::vec4((int)(x + (w / 2) - font.getATextWidth(name) / 2), (int)(y + (h / 2) - font.getATextHeight(name) / 2), font.getATextWidth(name), font.getATextHeight(name)), depth, 0.0f, 0.0f, 0.0f),
m_x(x), m_y(y), m_w(w), m_h(h),
m_isEntered(false), m_isExited(true), m_isPressed(false), m_beenReleased(false), m_format(name)
{
for (int i = 0; i < 24;i+=4) {
m_colors[i] = 1.0;
m_colors[i+1] = 1.0;
m_colors[i+2] = 1.0;
m_colors[i+3] = 1.0;
m_ocolors[i] = 0.85;
m_ocolors[i + 1] = 0.85;
m_ocolors[i + 2] = 0.85;
m_ocolors[i + 3] = 1.0;
m_pcolors[i] = 0.75;
m_pcolors[i + 1] = 0.75;
m_pcolors[i + 2] = 0.75;
m_pcolors[i + 3] = 1.0;
}
}
FontAtlas * FontDefinitionTTF::createFontAtlas()
{
int numTextures = 0;
TextFontPagesDef *pages = m_pTextImages->getPages();
if (pages)
numTextures = pages->getNumPages();
else
return nullptr;
if (!numTextures)
return nullptr;
FontAtlas *retAtlas = new FontAtlas(*m_pTextImages->getFont());
if (!retAtlas)
return 0;
for (int c = 0; c < numTextures; ++c)
{
TextFontPagesDef *pPages = m_pTextImages->getPages();
retAtlas->addTexture(*(pPages->getPageAt(c)->getPageTexture()), c);
}
// set the common line height
retAtlas->setCommonLineHeight(m_fCommonLineHeight * 0.8);
for( auto &item: m_aFontLettersDefinitionUTF16 )
{
if ( item.second.validDefinition )
{
FontLetterDefinition tempDefinition = item.second;
tempDefinition.offsetX = 0;
tempDefinition.anchorX = 0.0f;
tempDefinition.anchorY = 1.0f;
retAtlas->addLetterDefinition(tempDefinition);
}
}
// done here
return retAtlas;
}
FontAtlas * FontCharMap::createFontAtlas()
{
FontAtlas *tempAtlas = new FontAtlas(*this);
if (!tempAtlas)
return nullptr;
Size s = _texture->getContentSize();
int itemsPerColumn = (int)(s.height / _itemHeight);
int itemsPerRow = (int)(s.width / _itemWidth);
tempAtlas->setCommonLineHeight(_itemHeight);
FontLetterDefinition tempDefinition;
tempDefinition.textureID = 0;
tempDefinition.offsetX = 0.0f;
tempDefinition.offsetY = 0.0f;
tempDefinition.validDefinition = true;
tempDefinition.width = _itemWidth;
tempDefinition.height = _itemHeight;
tempDefinition.xAdvance = _itemWidth * CC_CONTENT_SCALE_FACTOR();
int charId = _mapStartChar;
for (int row = 0; row < itemsPerColumn; ++row)
{
for (int col = 0; col < itemsPerRow; ++col)
{
tempDefinition.letteCharUTF16 = charId;
tempDefinition.U = _itemWidth * col;
tempDefinition.V = _itemHeight * row;
tempAtlas->addLetterDefinition(tempDefinition);
charId++;
}
}
tempAtlas->addTexture(_texture,0);
return tempAtlas;
}
gui_TextField::gui_TextField(FontAtlas &font, float x, float y, float w, float h, float depth, std::string defaultText, float r, float g, float b, float a, float tx, float ty) :
m_x(x), m_y(y), m_w(w), m_h(h), m_text(defaultText, font, glm::vec4(x + tx, y + ty + w / 2 - font.getFontHeight() / 2, w, h), depth, r, g, b),
m_background(x, y, w, h, depth, r, g, b, a),
m_isEntered(false), m_isExited(true), m_isPressed(false),
m_cursorPosition(0)
{
}
bool LabelTextFormatter::createStringSprites(Label *theLabel)
{
// check for string
unsigned int stringLen = theLabel->getStringLenght();
// no string
if (stringLen == 0)
return false;
int nextFontPositionX = 0;
int nextFontPositionY = 0;
unsigned short prev = -1;
Size tmpSize = Size::ZERO;
int longestLine = 0;
unsigned int totalHeight = 0;
int quantityOfLines = theLabel->getStringNumLines();
int commonLineHeight = theLabel->getCommonLineHeight();
totalHeight = commonLineHeight * quantityOfLines;
nextFontPositionY = totalHeight;
Rect charRect;
int charXOffset = 0;
int charYOffset = 0;
int charAdvance = 0;
auto strWhole = theLabel->getUTF16String();
FontAtlas* fontAtlas = theLabel->getFontAtlas();
FontLetterDefinition tempDefinition;
auto kernings = theLabel->getKernings();
for (unsigned int i = 0; i < stringLen; i++)
{
unsigned short c = strWhole[i];
if (fontAtlas->getLetterDefinitionForChar(c, tempDefinition))
{
charXOffset = tempDefinition.offsetX;
charYOffset = tempDefinition.offsetY;
charAdvance = tempDefinition.xAdvance;
}
else
{
charXOffset = -1;
charYOffset = -1;
charAdvance = -1;
}
if (c == '\n')
{
nextFontPositionX = 0;
nextFontPositionY -= commonLineHeight;
theLabel->recordPlaceholderInfo(i);
continue;
}
Point fontPos = Point((float)nextFontPositionX + charXOffset + kernings[i],
(float)nextFontPositionY - charYOffset);
if( theLabel->recordLetterInfo(CC_POINT_PIXELS_TO_POINTS(fontPos),c,i) == false)
{
log("WARNING: can't find letter definition in font file for letter: %c", c);
continue;
}
// update kerning
nextFontPositionX += charAdvance + kernings[i];
prev = c;
if (longestLine < nextFontPositionX)
{
longestLine = nextFontPositionX;
}
}
float lastCharWidth = tempDefinition.width * CC_CONTENT_SCALE_FACTOR();
// If the last character processed has an xAdvance which is less that the width of the characters image, then we need
// to adjust the width of the string to take this into account, or the character will overlap the end of the bounding
// box
if(charAdvance < lastCharWidth)
{
tmpSize.width = longestLine - charAdvance + lastCharWidth;
}
else
{
tmpSize.width = longestLine;
}
tmpSize.height = totalHeight;
theLabel->setContentSize(CC_SIZE_PIXELS_TO_POINTS(tmpSize));
return true;
}
