forked from mia/Aegisub
178 lines
5 KiB
C++
178 lines
5 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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///////////
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// Headers
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#include "visual_tool_scale.h"
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#include "subs_grid.h"
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#include "subs_edit_box.h"
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#include "ass_file.h"
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#include "ass_dialogue.h"
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#include "utils.h"
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///////////////
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// Constructor
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VisualToolScale::VisualToolScale(VideoDisplay *_parent)
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: VisualTool(_parent)
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{
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_parent->ShowCursor(false);
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}
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//////////
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// Update
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void VisualToolScale::Update() {
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// Render parent
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GetParent()->Render();
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}
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////////
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// Draw
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void VisualToolScale::Draw() {
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// Get line to draw
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AssDialogue *line = GetActiveDialogueLine();
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if (!line) return;
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// Get scale
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if (line != curDiag) GetLineScale(line,curScaleX,curScaleY);
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// Get line position and rotation
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int dx,dy;
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float rx,ry,rz;
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GetLinePosition(line,dx,dy);
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GetLineRotation(line,rx,ry,rz);
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// Set dx/dy
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int len = 160;
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dx = MID(len/2+10,dx,sw-len/2-30);
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dy = MID(len/2+10,dy,sh-len/2-30);
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// Set colours
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SetLineColour(colour[0]);
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SetFillColour(colour[1],0.3f);
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// Transform grid
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glMatrixMode(GL_MODELVIEW);
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glPushMatrix();
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glLoadIdentity();
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glTranslatef(dx,dy,0.0f);
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float matrix[16] = { 2500, 0, 0, 0, 0, 2500, 0, 0, 0, 0, 1, 1, 0, 0, 2500, 2500 };
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glMultMatrixf(matrix);
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glScalef(1.0f,1.0f,8.0f);
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if (ry != 0.0f) glRotatef(ry,0.0f,-1.0f,0.0f);
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if (rx != 0.0f) glRotatef(rx,-1.0f,0.0f,0.0f);
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if (rz != 0.0f) glRotatef(rz,0.0f,0.0f,-1.0f);
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// Scale parameters
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int lenx = int(1.6 * curScaleX);
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int leny = int(1.6 * curScaleY);
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int drawX = len/2 + 10;
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int drawY = len/2 + 10;
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// Draw length markers
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SetLineColour(colour[3],1.0f,2);
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DrawLine(-lenx/2,drawY+10,lenx/2,drawY+10);
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DrawLine(drawX+10,-leny/2,drawX+10,leny/2);
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SetLineColour(colour[0],1.0f,1);
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SetFillColour(colour[1],0.3f);
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DrawCircle(lenx/2,drawY+10,4);
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DrawCircle(drawX+10,-leny/2,4);
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// Draw horizontal scale
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SetLineColour(colour[0],1.0f,1);
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DrawRectangle(-len/2,drawY,len/2+1,drawY+5);
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SetLineColour(colour[0],1.0f,2);
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DrawLine(-len/2+1,drawY+5,-len/2+1,drawY+15);
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DrawLine(len/2,drawY+5,len/2,drawY+15);
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// Draw vertical scale
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SetLineColour(colour[0],1.0f,1);
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DrawRectangle(drawX,-len/2,drawX+5,len/2+1);
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SetLineColour(colour[0],1.0f,2);
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DrawLine(drawX+5,-len/2+1,drawX+15,-len/2+1);
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DrawLine(drawX+5,len/2,drawX+15,len/2);
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// Restore gl's state
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glPopMatrix();
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}
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/////////////////
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// Start holding
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void VisualToolScale::InitializeHold() {
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startX = mouseX;
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startY = mouseY;
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GetLineScale(curDiag,origScaleX,origScaleY);
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curScaleX = origScaleX;
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curScaleY = origScaleY;
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curDiag->StripTag(_T("\\fscx"));
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curDiag->StripTag(_T("\\fscy"));
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}
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///////////////
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// Update hold
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void VisualToolScale::UpdateHold() {
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// Deltas
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int deltaX = mouseX - startX;
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int deltaY = startY - mouseY;
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if (ctrlDown) {
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if (abs(deltaX) >= abs(deltaY)) deltaY = 0;
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else deltaX = 0;
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}
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// Calculate
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curScaleX = (float(deltaX)/0.8f) + origScaleX;
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curScaleY = (float(deltaY)/0.8f) + origScaleY;
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if (curScaleX < 0.0f) curScaleX = 0.0f;
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if (curScaleY < 0.0f) curScaleY = 0.0f;
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// Snap
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if (shiftDown) {
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curScaleX = (float)((int)((curScaleX+12.5f)/25.0f))*25.0f;
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curScaleY = (float)((int)((curScaleY+12.5f)/25.0f))*25.0f;
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}
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}
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///////////////
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// Commit hold
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void VisualToolScale::CommitHold() {
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SetOverride(_T("\\fscx"),PrettyFloat(wxString::Format(_T("(%0.3f)"),curScaleX)));
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SetOverride(_T("\\fscy"),PrettyFloat(wxString::Format(_T("(%0.3f)"),curScaleY)));
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}
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