Mercurial > hg > orthanc-stone
view Framework/Deprecated/Widgets/WidgetBase.cpp @ 942:685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 05 Aug 2019 12:27:27 +0200 |
parents | c35e98d22764 |
children | 2d8ab34c8c91 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "WidgetBase.h" #include <Core/OrthancException.h> #include <Core/Images/ImageProcessing.h> #include <Core/Logging.h> namespace Deprecated { void WidgetBase::NotifyContentChanged() { if (parent_ != NULL) { parent_->NotifyContentChanged(); } if (viewport_ != NULL) { viewport_->NotifyBackgroundChanged(); } } void WidgetBase::SetParent(IWidget& parent) { if (parent_ != NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } else { parent_ = &parent; } } void WidgetBase::ClearBackgroundOrthanc(Orthanc::ImageAccessor& target) const { // Clear the background using Orthanc if (backgroundCleared_) { Orthanc::ImageProcessing::Set(target, backgroundColor_[0], backgroundColor_[1], backgroundColor_[2], 255 /* alpha */); } } void WidgetBase::ClearBackgroundCairo(OrthancStone::CairoContext& context) const { // Clear the background using Cairo if (IsBackgroundCleared()) { uint8_t red, green, blue; GetBackgroundColor(red, green, blue); context.SetSourceColor(red, green, blue); cairo_paint(context.GetObject()); } } void WidgetBase::ClearBackgroundCairo(Orthanc::ImageAccessor& target) const { OrthancStone::CairoSurface surface(target, false /* no alpha */); OrthancStone::CairoContext context(surface); ClearBackgroundCairo(context); } void WidgetBase::UpdateStatusBar(const std::string& message) { if (statusBar_ != NULL) { statusBar_->SetMessage(message); } } WidgetBase::WidgetBase(const std::string& name) : parent_(NULL), viewport_(NULL), statusBar_(NULL), backgroundCleared_(false), transmitMouseOver_(false), name_(name) { backgroundColor_[0] = 0; backgroundColor_[1] = 0; backgroundColor_[2] = 0; } void WidgetBase::SetViewport(WidgetViewport& viewport) { if (viewport_ != NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } else { viewport_ = &viewport; } } void WidgetBase::SetBackgroundColor(uint8_t red, uint8_t green, uint8_t blue) { backgroundColor_[0] = red; backgroundColor_[1] = green; backgroundColor_[2] = blue; } void WidgetBase::GetBackgroundColor(uint8_t& red, uint8_t& green, uint8_t& blue) const { red = backgroundColor_[0]; green = backgroundColor_[1]; blue = backgroundColor_[2]; } bool WidgetBase::Render(Orthanc::ImageAccessor& surface) { #if 0 ClearBackgroundOrthanc(surface); #else ClearBackgroundCairo(surface); // Faster than Orthanc #endif return true; } void WidgetBase::DoAnimation() { throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); } }