mirror of
https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-19 23:03:56 -07:00
157c6af18e
Avoid cases of filenames Update years in terms and other legal(ish) documents Don't update years in license headers, since change is not meaningful Will add linter rule in seperate commit Happy recompiling everyone! Original Patch By: Nescio Comment By: Gallaecio Differential Revision: D2620 This was SVN commit r27786.
117 lines
3.4 KiB
C++
117 lines
3.4 KiB
C++
/* Copyright (C) 2021 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "Canvas.h"
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#include "GameInterface/Messages.h"
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#include "ScenarioEditor/Tools/Common/Tools.h"
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Canvas::Canvas(wxWindow* parent, int* attribList, long style)
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: wxGLCanvas(parent, -1, attribList, wxDefaultPosition, wxDefaultSize, style, _T("GLCanvas")),
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m_GLContext(this),
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m_SuppressResize(true),
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m_LastMousePos(-1, -1), m_MouseCaptured(false)
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{
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}
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void Canvas::SetCurrent()
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{
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m_GLContext.SetCurrent(*this);
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}
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void Canvas::OnResize(wxSizeEvent&)
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{
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// Be careful not to send 'resize' messages to the game before we've
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// told it that this canvas exists
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if (! m_SuppressResize)
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POST_MESSAGE(ResizeScreen, (
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GetClientSize().GetWidth() * GetContentScaleFactor(),
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GetClientSize().GetHeight() * GetContentScaleFactor()));
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// TODO: fix flashing
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}
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void Canvas::InitSize()
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{
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m_SuppressResize = false;
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SetSize(GetClientSize());
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}
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void Canvas::OnMouseCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(evt))
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{
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// Mouse capture lost due to "external" event, like a dialog box or alt-tabbing
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// (this is currently a Windows only event and failure to handle it will lead
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// to an assertion failure in debug builds)
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m_MouseCaptured = false;
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// Because of this, it is never guaranteed that e.g. two LeftDown events will be
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// separated by a LeftUp
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}
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void Canvas::OnMouse(wxMouseEvent& evt)
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{
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evt.SetX(evt.GetX() * GetContentScaleFactor());
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evt.SetY(evt.GetY() * GetContentScaleFactor());
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// Capture on button-down, so we can respond even when the mouse
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// moves off the window
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if (!m_MouseCaptured && evt.ButtonDown())
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{
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m_MouseCaptured = true;
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CaptureMouse();
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}
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// Un-capture when all buttons are up
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else if (m_MouseCaptured && evt.ButtonUp() &&
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! (evt.ButtonIsDown(wxMOUSE_BTN_LEFT) || evt.ButtonIsDown(wxMOUSE_BTN_MIDDLE) || evt.ButtonIsDown(wxMOUSE_BTN_RIGHT))
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)
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{
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m_MouseCaptured = false;
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ReleaseMouse();
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}
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// Set focus when clicking
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if (evt.ButtonDown())
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SetFocus();
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// Reject motion events if the mouse has not actually moved
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if (evt.Moving() || evt.Dragging())
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{
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if (m_LastMousePos == evt.GetPosition())
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return;
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m_LastMousePos = evt.GetPosition();
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}
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HandleMouseEvent(evt);
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}
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BEGIN_EVENT_TABLE(Canvas, wxGLCanvas)
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EVT_SIZE (Canvas::OnResize)
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EVT_LEFT_DCLICK (Canvas::OnMouse)
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EVT_LEFT_DOWN (Canvas::OnMouse)
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EVT_LEFT_UP (Canvas::OnMouse)
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EVT_RIGHT_DCLICK (Canvas::OnMouse)
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EVT_RIGHT_DOWN (Canvas::OnMouse)
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EVT_RIGHT_UP (Canvas::OnMouse)
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EVT_MIDDLE_DCLICK (Canvas::OnMouse)
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EVT_MIDDLE_DOWN (Canvas::OnMouse)
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EVT_MIDDLE_UP (Canvas::OnMouse)
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EVT_MOUSEWHEEL (Canvas::OnMouse)
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EVT_MOTION (Canvas::OnMouse)
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EVT_MOUSE_CAPTURE_LOST(Canvas::OnMouseCaptureLost)
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END_EVENT_TABLE()
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