Differential D1515 Diff 7329 ps/trunk/source/ps/Shapes.cpp

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ps/trunk/source/ps/Shapes.cpp

	/* Copyright (C) 2015 Wildfire Games.			/* Copyright (C) 2019 Wildfire Games.
	* This file is part of 0 A.D.			* This file is part of 0 A.D.
	*			*
	* 0 A.D. is free software: you can redistribute it and/or modify			* 0 A.D. is free software: you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by			* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation, either version 2 of the License, or			* the Free Software Foundation, either version 2 of the License, or
	* (at your option) any later version.			* (at your option) any later version.
	*			*
	* 0 A.D. is distributed in the hope that it will be useful,			* 0 A.D. is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of			* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.			* GNU General Public License for more details.
	*			*
	* You should have received a copy of the GNU General Public License			* You should have received a copy of the GNU General Public License
	* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.			* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
	*/			*/

	/*
	Shapes.cpp
	*/

	#include "precompiled.h"			#include "precompiled.h"

	#include <string>

	#include "Shapes.h"			#include "Shapes.h"
	#include "CLogger.h"
	#include "CStr.h"

	/**
	* Try to parse @p Value as a color. Returns true on success, false otherwise.
	* @param Value Should be "r g b" or "r g b a" where each value is an integer in [0,255].
	* @param DefaultAlpha The alpha value that is used if the format of @p Value is "r g b".
	*/
	bool CColor::ParseString(const CStr8& Value, int DefaultAlpha)
	{
	const unsigned int NUM_VALS = 4;
	int values[NUM_VALS] = { 0, 0, 0, DefaultAlpha };
	std::stringstream stream;
	stream.str(Value);
	// Parse each value
	size_t i;
	for (i = 0; i < NUM_VALS; ++i)
	{
	if (stream.eof())
	break;

	stream >> values[i];
	if ((stream.rdstate() & std::stringstream::failbit) != 0)
	{
	LOGWARNING("Unable to parse CColor parameters. Your input: '%s'", Value.c_str());
	return false;
	}
	if (values[i] < 0 \|\| values[i] > 255)
	{
	LOGWARNING("Invalid value (<0 or >255) when parsing CColor parameters. Your input: '%s'", Value.c_str());
	return false;
	}
	}

	if (i < 3)
	{
	LOGWARNING("Not enough parameters when parsing as CColor. Your input: '%s'", Value.c_str());
	return false;
	}
	if (!stream.eof())
	{
	LOGWARNING("Too many parameters when parsing as CColor. Your input: '%s'", Value.c_str());
	return false;
	}

	r = values[0]/255.f;
	g = values[1]/255.f;
	b = values[2]/255.f;
	a = values[3]/255.f;

	return true;
	}


	/*************************************************************************/

	bool CColor::operator == (const CColor &color) const
	{
	return r==color.r &&
	g==color.g &&
	b==color.b &&
	a==color.a;
	}

	/*************************************************************************/

	CRect::CRect() :			CRect::CRect() :
	left(0.f), top(0.f), right(0.f), bottom(0.f)			left(0.f), top(0.f), right(0.f), bottom(0.f)
	{			{
	}			}

	CRect::CRect(const CPos &pos) :			CRect::CRect(const CPos &pos) :
	left(pos.x), top(pos.y), right(pos.x), bottom(pos.y)			left(pos.x), top(pos.y), right(pos.x), bottom(pos.y)
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