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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "precompiled.h"
#include "../../Include/Rocket/Core/StyleSheetSpecification.h"
#include "PropertyParserNumber.h"
#include "PropertyParserColour.h"
#include "PropertyParserKeyword.h"
#include "PropertyParserString.h"
namespace Rocket {
namespace Core {
static StyleSheetSpecification* instance = NULL;
StyleSheetSpecification::StyleSheetSpecification()
{
ROCKET_ASSERT(instance == NULL);
instance = this;
}
StyleSheetSpecification::~StyleSheetSpecification()
{
ROCKET_ASSERT(instance == this);
instance = NULL;
}
bool StyleSheetSpecification::Initialise()
{
if (instance == NULL)
{
new StyleSheetSpecification();
instance->RegisterDefaultParsers();
instance->RegisterDefaultProperties();
}
return true;
}
void StyleSheetSpecification::Shutdown()
{
if (instance != NULL)
{
for (ParserMap::iterator iterator = instance->parsers.begin(); iterator != instance->parsers.end(); iterator++)
(*iterator).second->Release();
delete instance;
}
}
// Registers a parser for use in property definitions.
bool StyleSheetSpecification::RegisterParser(const String& parser_name, PropertyParser* parser)
{
ParserMap::iterator iterator = instance->parsers.find(parser_name);
if (iterator != instance->parsers.end())
(*iterator).second->Release();
instance->parsers[parser_name] = parser;
return true;
}
// Returns the parser registered with a specific name.
PropertyParser* StyleSheetSpecification::GetParser(const String& parser_name)
{
ParserMap::iterator iterator = instance->parsers.find(parser_name);
if (iterator == instance->parsers.end())
return NULL;
return (*iterator).second;
}
// Registers a property with a new definition.
PropertyDefinition& StyleSheetSpecification::RegisterProperty(const String& property_name, const String& default_value, bool inherited, bool forces_layout)
{
return instance->properties.RegisterProperty(property_name, default_value, inherited, forces_layout);
}
// Returns a property definition.
const PropertyDefinition* StyleSheetSpecification::GetProperty(const String& property_name)
{
return instance->properties.GetProperty(property_name);
}
// Fetches a list of the names of all registered property definitions.
const PropertyNameList& StyleSheetSpecification::GetRegisteredProperties()
{
return instance->properties.GetRegisteredProperties();
}
const PropertyNameList & StyleSheetSpecification::GetRegisteredInheritedProperties()
{
return instance->properties.GetRegisteredInheritedProperties();
}
// Registers a shorthand property definition.
bool StyleSheetSpecification::RegisterShorthand(const String& shorthand_name, const String& property_names, PropertySpecification::ShorthandType type)
{
return instance->properties.RegisterShorthand(shorthand_name, property_names, type);
}
// Returns a shorthand definition.
const PropertyShorthandDefinition* StyleSheetSpecification::GetShorthand(const String& shorthand_name)
{
return instance->properties.GetShorthand(shorthand_name);
}
// Parses a property declaration, setting any parsed and validated properties on the given dictionary.
bool StyleSheetSpecification::ParsePropertyDeclaration(PropertyDictionary& dictionary, const String& property_name, const String& property_value, const String& source_file, int source_line_number)
{
return instance->properties.ParsePropertyDeclaration(dictionary, property_name, property_value, source_file, source_line_number);
}
// Registers Rocket's default parsers.
void StyleSheetSpecification::RegisterDefaultParsers()
{
RegisterParser("number", new PropertyParserNumber());
RegisterParser("keyword", new PropertyParserKeyword());
RegisterParser("string", new PropertyParserString());
RegisterParser(COLOR, new PropertyParserColour());
}
// Registers Rocket's default style properties.
void StyleSheetSpecification::RegisterDefaultProperties()
{
// Style property specifications (ala RCSS).
RegisterProperty(MARGIN_TOP, "0px", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(MARGIN_RIGHT, "0px", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(MARGIN_BOTTOM, "0px", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(MARGIN_LEFT, "0px", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterShorthand(MARGIN, "margin-top, margin-right, margin-bottom, margin-left");
RegisterProperty(PADDING_TOP, "0px", false, true).AddParser("number");
RegisterProperty(PADDING_RIGHT, "0px", false, true).AddParser("number");
RegisterProperty(PADDING_BOTTOM, "0px", false, true).AddParser("number");
RegisterProperty(PADDING_LEFT, "0px", false, true).AddParser("number");
RegisterShorthand(PADDING, "padding-top, padding-right, padding-bottom, padding-left");
RegisterProperty(BORDER_TOP_WIDTH, "0px", false, true).AddParser("number");
RegisterProperty(BORDER_RIGHT_WIDTH, "0px", false, true).AddParser("number");
RegisterProperty(BORDER_BOTTOM_WIDTH, "0px", false, true).AddParser("number");
RegisterProperty(BORDER_LEFT_WIDTH, "0px", false, true).AddParser("number");
RegisterShorthand(BORDER_WIDTH, "border-top-width, border-right-width, border-bottom-width, border-left-width");
RegisterProperty(BORDER_TOP_COLOR, "black", false, false).AddParser(COLOR);
RegisterProperty(BORDER_RIGHT_COLOR, "black", false, false).AddParser(COLOR);
RegisterProperty(BORDER_BOTTOM_COLOR, "black", false, false).AddParser(COLOR);
RegisterProperty(BORDER_LEFT_COLOR, "black", false, false).AddParser(COLOR);
RegisterShorthand(BORDER_COLOR, "border-top-color, border-right-color, border-bottom-color, border-left-color");
RegisterShorthand(BORDER_TOP, "border-top-width, border-top-color");
RegisterShorthand(BORDER_RIGHT, "border-right-width, border-right-color");
RegisterShorthand(BORDER_BOTTOM, "border-bottom-width, border-bottom-color");
RegisterShorthand(BORDER_LEFT, "border-left-width, border-left-color");
RegisterProperty(DISPLAY, "inline", false, true).AddParser("keyword", "none, block, inline, inline-block");
RegisterProperty(POSITION, "static", false, true).AddParser("keyword", "static, relative, absolute, fixed");
RegisterProperty(TOP, "auto", false, false)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(RIGHT, "auto", false, false)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(BOTTOM, "auto", false, false)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(LEFT, "auto", false, false)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(FLOAT, "none", false, true).AddParser("keyword", "none, left, right");
RegisterProperty(CLEAR, "none", false, true).AddParser("keyword", "none, left, right, both");
RegisterProperty(Z_INDEX, "auto", false, false)
.AddParser("keyword", "auto, top, bottom")
.AddParser("number");
RegisterProperty(WIDTH, "auto", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(MIN_WIDTH, "0px", false, true).AddParser("number");
RegisterProperty(MAX_WIDTH, "-1", false, true).AddParser("number");
RegisterProperty(HEIGHT, "auto", false, true)
.AddParser("keyword", "auto")
.AddParser("number");
RegisterProperty(MIN_HEIGHT, "0px", false, true).AddParser("number");
RegisterProperty(MAX_HEIGHT, "-1", false, true).AddParser("number");
RegisterProperty(LINE_HEIGHT, "1.2", true, true).AddParser("number");
RegisterProperty(VERTICAL_ALIGN, "baseline", false, true)
.AddParser("keyword", "baseline, middle, sub, super, text-top, text-bottom, top, bottom")
.AddParser("number");
RegisterProperty(OVERFLOW_X, "visible", false, true).AddParser("keyword", "visible, hidden, auto, scroll");
RegisterProperty(OVERFLOW_Y, "visible", false, true).AddParser("keyword", "visible, hidden, auto, scroll");
RegisterShorthand("overflow", "overflow-x, overflow-y", PropertySpecification::REPLICATE);
RegisterProperty(CLIP, "auto", true, false)
.AddParser("keyword", "auto, none")
.AddParser("number");
RegisterProperty(VISIBILITY, "visible", false, false).AddParser("keyword", "visible, hidden");
// Need some work on this if we are to include images.
RegisterProperty(BACKGROUND_COLOR, "transparent", false, false).AddParser(COLOR);
RegisterShorthand(BACKGROUND, BACKGROUND_COLOR);
RegisterProperty(COLOR, "white", true, false).AddParser(COLOR);
RegisterProperty(FONT_FAMILY, "", true, true).AddParser("string");
RegisterProperty(FONT_CHARSET, "U+0020-007E", true, false).AddParser("string");
RegisterProperty(FONT_STYLE, "normal", true, true).AddParser("keyword", "normal, italic");
RegisterProperty(FONT_WEIGHT, "normal", true, true).AddParser("keyword", "normal, bold");
RegisterProperty(FONT_SIZE, "12", true, true).AddParser("number");
RegisterShorthand(FONT, "font-style, font-weight, font-size, font-family, font-charset");
RegisterProperty(TEXT_ALIGN, LEFT, true, true).AddParser("keyword", "left, right, center, justify");
RegisterProperty(TEXT_DECORATION, "none", true, false).AddParser("keyword", "none, underline"/*"none, underline, overline, line-through"*/);
RegisterProperty(TEXT_TRANSFORM, "none", true, true).AddParser("keyword", "none, capitalize, uppercase, lowercase");
RegisterProperty(WHITE_SPACE, "normal", true, true).AddParser("keyword", "normal, pre, nowrap, pre-wrap, pre-line");
RegisterProperty(CURSOR, "auto", true, false)
.AddParser("keyword", "auto")
.AddParser("string");
// Functional property specifications.
RegisterProperty(DRAG, "none", false, false).AddParser("keyword", "none, drag, drag-drop, block, clone");
RegisterProperty(TAB_INDEX, "none", false, false).AddParser("keyword", "none, auto");
RegisterProperty(FOCUS, "auto", true, false).AddParser("keyword", "none, auto");
RegisterProperty(SCROLLBAR_MARGIN, "0", false, false).AddParser("number");
}
}
}
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