mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-10-05 15:34:50 +02:00
118 lines
3.1 KiB
C++
118 lines
3.1 KiB
C++
/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
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#include "StdH.h"
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#include <Engine/Base/KeyNames.h>
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#include <Engine/CurrentVersion.h>
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#include "MenuPrinting.h"
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#include <GameMP/LCDDrawing.h>
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#include "MGSlider.h"
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extern PIX _pixCursorPosI;
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extern PIX _pixCursorPosJ;
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extern INDEX sam_bWideScreen;
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CMGSlider::CMGSlider()
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{
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mg_iMinPos = 0;
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mg_iMaxPos = 16;
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mg_iCurPos = 8;
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mg_pOnSliderChange = NULL;
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mg_fFactor = 1.0f;
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}
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void CMGSlider::ApplyCurrentPosition(void)
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{
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mg_iCurPos = Clamp(mg_iCurPos, mg_iMinPos, mg_iMaxPos);
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FLOAT fStretch = FLOAT(mg_iCurPos) / (mg_iMaxPos - mg_iMinPos);
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mg_fFactor = fStretch;
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if (mg_pOnSliderChange != NULL) {
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mg_pOnSliderChange(mg_iCurPos);
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}
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}
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void CMGSlider::ApplyGivenPosition(INDEX iMin, INDEX iMax, INDEX iCur)
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{
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mg_iMinPos = iMin;
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mg_iMaxPos = iMax;
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mg_iCurPos = iCur;
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ApplyCurrentPosition();
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}
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BOOL CMGSlider::OnKeyDown(int iVKey)
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{
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// if scrolling left
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if ((iVKey == VK_BACK || iVKey == VK_LEFT) && mg_iCurPos>mg_iMinPos) {
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mg_iCurPos--;
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ApplyCurrentPosition();
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return TRUE;
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// if scrolling right
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}
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else if ((iVKey == VK_RETURN || iVKey == VK_RIGHT) && mg_iCurPos<mg_iMaxPos) {
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mg_iCurPos++;
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ApplyCurrentPosition();
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return TRUE;
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// if lmb pressed
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}
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else if (iVKey == VK_LBUTTON) {
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// get position of slider box on screen
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PIXaabbox2D boxSlider = GetSliderBox();
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// if mouse is within
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if (boxSlider >= PIX2D(_pixCursorPosI, _pixCursorPosJ)) {
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// set new position exactly where mouse pointer is
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FLOAT fRatio = FLOAT(_pixCursorPosI - boxSlider.Min()(1)) / boxSlider.Size()(1);
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fRatio = (fRatio - 0.01f) / (0.99f - 0.01f);
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fRatio = Clamp(fRatio, 0.0f, 1.0f);
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mg_iCurPos = fRatio*(mg_iMaxPos - mg_iMinPos) + mg_iMinPos;
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ApplyCurrentPosition();
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return TRUE;
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}
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}
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return CMenuGadget::OnKeyDown(iVKey);
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}
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PIXaabbox2D CMGSlider::GetSliderBox(void)
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{
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extern CDrawPort *pdp;
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PIXaabbox2D box = FloatBoxToPixBox(pdp, mg_boxOnScreen);
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PIX pixIR = box.Min()(1) + box.Size()(1)*0.55f;
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PIX pixJ = box.Min()(2);
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PIX pixJSize = box.Size()(2)*0.95f;
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PIX pixISizeR = box.Size()(1)*0.45f;
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if (sam_bWideScreen) pixJSize++;
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return PIXaabbox2D(PIX2D(pixIR + 1, pixJ + 1), PIX2D(pixIR + pixISizeR - 2, pixJ + pixJSize - 2));
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}
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void CMGSlider::Render(CDrawPort *pdp)
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{
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SetFontMedium(pdp);
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// get geometry
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COLOR col = GetCurrentColor();
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PIXaabbox2D box = FloatBoxToPixBox(pdp, mg_boxOnScreen);
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PIX pixIL = box.Min()(1) + box.Size()(1)*0.45f;
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PIX pixIR = box.Min()(1) + box.Size()(1)*0.55f;
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PIX pixJ = box.Min()(2);
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PIX pixJSize = box.Size()(2)*0.95f;
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PIX pixISizeR = box.Size()(1)*0.45f;
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if (sam_bWideScreen) pixJSize++;
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// print text left of slider
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pdp->PutTextR(mg_strText, pixIL, pixJ, col);
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// draw box around slider
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LCDDrawBox(0, -1, PIXaabbox2D(PIX2D(pixIR + 1, pixJ), PIX2D(pixIR + pixISizeR - 2, pixJ + pixJSize - 2)),
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LCDGetColor(C_GREEN | 255, "slider box"));
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// draw filled part of slider
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pdp->Fill(pixIR + 2, pixJ + 1, (pixISizeR - 5)*mg_fFactor, (pixJSize - 4), col);
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// print percentage text
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CTString strPercentage;
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strPercentage.PrintF("%d%%", (int)floor(mg_fFactor * 100 + 0.5f));
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pdp->PutTextC(strPercentage, pixIR + pixISizeR / 2, pixJ + 1, col);
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} |