mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 04:34:48 +00:00
115 lines
3.6 KiB
C++
115 lines
3.6 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#include "gui/editor/guiEaseViewCtrl.h"
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#include "console/consoleTypes.h"
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#include "math/mMath.h"
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#include "gfx/gfxDrawUtil.h"
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IMPLEMENT_CONOBJECT( GuiEaseViewCtrl );
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ConsoleDocClass( GuiEaseViewCtrl,
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"@brief Control to visualize an EaseF.\n\n"
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"Editor use only.\n\n"
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"@see EaseF\n\n"
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"@internal"
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);
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//-----------------------------------------------------------------------------
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GuiEaseViewCtrl::GuiEaseViewCtrl()
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{
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mEase.set(Ease::In, Ease::Cubic);
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mAxisColor.set(1,1,1,1);
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mEaseColor.set(1,1,1,1);
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mEaseWidth = 4.0f;
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}
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//-----------------------------------------------------------------------------
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void GuiEaseViewCtrl::initPersistFields()
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{
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docsURL;
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Parent::initPersistFields();
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addField("ease", TypeEaseF, Offset( mEase, GuiEaseViewCtrl ) );
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addField("easeColor", TypeColorF, Offset( mEaseColor, GuiEaseViewCtrl ) );
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addFieldV("easeWidth", TypeRangedF32, Offset(mEaseWidth, GuiEaseViewCtrl ), &CommonValidators::PositiveNonZeroFloat);
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addField("axisColor", TypeColorF, Offset( mAxisColor, GuiEaseViewCtrl ) );
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}
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//-----------------------------------------------------------------------------
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bool GuiEaseViewCtrl::onWake()
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{
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if (!Parent::onWake())
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return false;
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setActive(true);
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return true;
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}
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//-----------------------------------------------------------------------------
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void GuiEaseViewCtrl::onSleep()
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{
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setActive(false);
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Parent::onSleep();
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}
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//-----------------------------------------------------------------------------
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void GuiEaseViewCtrl::onRender(Point2I offset, const RectI &updateRect)
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{
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const F32 W = getExtent().x;
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const F32 H = getExtent().y;
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const F32 plotW = W;
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const F32 plotH = H;
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const F32 zeroX = offset.x + 1.f;
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const F32 zeroY = offset.y;
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// Draw axis.
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GFX->getDrawUtil()->drawLine( zeroX, zeroY + 0.0f, zeroX, zeroY + plotH, mAxisColor.toColorI());
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GFX->getDrawUtil()->drawLine( zeroX, zeroY + plotH, zeroX + plotW, zeroY + plotH, mAxisColor.toColorI());
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F32 numPoints = W;
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F32 lastX = zeroX;
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F32 lastY = zeroY + plotH;
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// Draw curve.
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for( S32 i = 1; i <= numPoints; ++ i )
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{
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F32 x = ( F32 ) i / ( F32 ) numPoints;
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F32 y = mEase.getValue( x, 0, 1, 1 );
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x = zeroX + x * plotW;
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y = zeroY + plotH - y * plotH;
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GFX->getDrawUtil()->drawLine( lastX, lastY, x, y, mEaseColor.toColorI());
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lastX = x;
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lastY = y;
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}
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}
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