// FILE HEADER
#include <dali-toolkit/internal/text/markup-processor-helper-functions.h>
+// EXTERNAL INCLUDES
+#include <dali/public-api/common/constants.h>
+#include <stdlib.h>
+
namespace Dali
{
const char WHITE_SPACE = 0x20; // ASCII value of the white space.
const char LAST_UPPER_CASE = 0x5b; // ASCII value of the one after the last upper case character (Z).
const char TO_LOWER_CASE = 32; // Value to add to a upper case character to transform it into a lower case.
+
+const char WEB_COLOR_TOKEN( '#' );
+const char* const HEX_COLOR_TOKEN( "0x" );
+const char* const ALPHA_ONE( "FF" );
+
+const std::string BLACK_COLOR( "black" );
+const std::string WHITE_COLOR( "white" );
+const std::string RED_COLOR( "red" );
+const std::string GREEN_COLOR( "green" );
+const std::string BLUE_COLOR( "blue" );
+const std::string YELLOW_COLOR( "yellow" );
+const std::string MAGENTA_COLOR( "magenta" );
+const std::string CYAN_COLOR( "cyan" );
+const std::string TRANSPARENT_COLOR( "transparent" );
}
bool TokenComparison( const std::string& string1, const char* const stringBuffer2, Length length )
for( ; ( WHITE_SPACE >= *markupStringBuffer ) && ( markupStringBuffer < markupStringEndBuffer ); ++markupStringBuffer );
}
+unsigned int StringToHex( const char* const uintStr )
+{
+ return static_cast<unsigned int>( strtoul( uintStr, NULL, 16 ) );
+}
+
+float StringToFloat( const char* const floatStr )
+{
+ return static_cast<float>( strtod( floatStr, NULL ) );
+}
+
+void UintColorToVector4( unsigned int color, Vector4& retColor )
+{
+ retColor.a = static_cast<float>( ( color & 0xFF000000 ) >> 24u ) / 255.f;
+ retColor.r = static_cast<float>( ( color & 0x00FF0000 ) >> 16u ) / 255.f;
+ retColor.g = static_cast<float>( ( color & 0x0000FF00 ) >> 8u ) / 255.f;
+ retColor.b = static_cast<float>( color & 0x000000FF ) / 255.f;
+}
+
+void ColorStringToVector4( const char* const colorStr, Length length, Vector4& retColor )
+{
+ if( WEB_COLOR_TOKEN == *colorStr )
+ {
+ std::string webColor( colorStr + 1u, length - 1u );
+ if( 4u == length ) // 3 component web color #F00 (red)
+ {
+ webColor.insert( 2u, &( webColor[2] ), 1u );
+ webColor.insert( 1u, &( webColor[1] ), 1u );
+ webColor.insert( 0u, &( webColor[0] ), 1u );
+ webColor.insert( 0u, ALPHA_ONE );
+ }
+ else if( 7u == length ) // 6 component web color #FF0000 (red)
+ {
+ webColor.insert( 0u, ALPHA_ONE );
+ }
+
+ UintColorToVector4( StringToHex( webColor.c_str() ), retColor );
+ }
+ else if( TokenComparison( HEX_COLOR_TOKEN, colorStr, 2u ) )
+ {
+ UintColorToVector4( StringToHex( colorStr + 2u ), retColor );
+ }
+ else if( TokenComparison( BLACK_COLOR, colorStr, length ) )
+ {
+ retColor = Color::BLACK;
+ }
+ else if( TokenComparison( WHITE_COLOR, colorStr, length ) )
+ {
+ retColor = Color::WHITE;
+ }
+ else if( TokenComparison( RED_COLOR, colorStr, length ) )
+ {
+ retColor = Color::RED;
+ }
+ else if( TokenComparison( GREEN_COLOR, colorStr, length ) )
+ {
+ retColor = Color::GREEN;
+ }
+ else if( TokenComparison( BLUE_COLOR, colorStr, length ) )
+ {
+ retColor = Color::BLUE;
+ }
+ else if( TokenComparison( YELLOW_COLOR, colorStr, length ) )
+ {
+ retColor = Color::YELLOW;
+ }
+ else if( TokenComparison( MAGENTA_COLOR, colorStr, length ) )
+ {
+ retColor = Color::MAGENTA;
+ }
+ else if( TokenComparison( CYAN_COLOR, colorStr, length ) )
+ {
+ retColor = Color::CYAN;
+ }
+ else if( TokenComparison( TRANSPARENT_COLOR, colorStr, length ) )
+ {
+ retColor = Color::TRANSPARENT;
+ }
+}
+
} // namespace Text
} // namespace Toolkit