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77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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// Description : XML parsing to load a font.
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#if !defined(USE_NULLFONT_ALWAYS)
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#include "FFontXML_Internal.h"
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#include <AtomLyIntegration/AtomFont/FFont.h>
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#include <AtomLyIntegration/AtomFont/FontTexture.h>
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#include <CryCommon/Cry_Math.h>
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#include <CryCommon/CryPath.h>
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#include <AzCore/PlatformIncl.h>
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//////////////////////////////////////////////////////////////////////////
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// Main loading function
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bool AZ::FFont::Load(const char* xmlFile)
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{
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m_curPath = "";
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if (xmlFile)
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{
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m_curPath = PathUtil::GetPath(xmlFile);
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}
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XmlNodeRef root = GetISystem()->LoadXmlFromFile(xmlFile);
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if (!root)
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{
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return false;
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}
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AtomFontInternal::XmlFontShader xmlfs(this);
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xmlfs.ScanXmlNodesRecursively(root);
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// if this was not a valid font XML file then return false
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if (!m_fontTexture || !m_fontBuffer)
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{
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return false;
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}
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// if there was a font effect file then parse that for effects
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if (!xmlfs.m_strFontEffectPath.empty())
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{
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XmlNodeRef fontEffectRoot = GetISystem()->LoadXmlFromFile(xmlfs.m_strFontEffectPath.c_str());
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if (!fontEffectRoot)
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{
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AZ_Warning("Font", false, "Error parsing font file %s, 'effectfile' pathname %s could not be found.",
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xmlFile, xmlfs.m_strFontEffectPath.c_str());
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return false;
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}
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if (m_effects.size() > 1 || (m_effects.size() == 1 && (m_effects[0].m_name != "default" || m_effects[0].m_passes.size() > 1)))
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{
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AZ_Warning("Font", false, "Error parsing font file %s, 'effectfile' and 'effect' cannot both be used in the same font file.",
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xmlFile);
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m_effects.clear();
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}
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// parse the font effects file, adding to this font object
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AtomFontInternal::XmlFontShader xmlfsEffect(this);
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xmlfsEffect.ScanXmlNodesRecursively(fontEffectRoot);
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}
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return true;
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}
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#endif
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