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RmlUi_Platform_SFML.cpp
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/*
* This source file is part of RmlUi, the HTML/CSS Interface Middleware
*
* For the latest information, see http://github.com/mikke89/RmlUi
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
* Copyright (c) 2019 The RmlUi Team, and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "RmlUi_Platform_SFML.h"
#include <RmlUi/Core/Context.h>
#include <RmlUi/Core/Input.h>
#include <RmlUi/Core/SystemInterface.h>
#include <SFML/Graphics.hpp>
#include <SFML/System.hpp>
#include <SFML/Window.hpp>
SystemInterface_SFML::SystemInterface_SFML()
{
cursors_valid = true;
cursors_valid &= cursor_default.loadFromSystem(sf::Cursor::Arrow);
cursors_valid &= cursor_move.loadFromSystem(sf::Cursor::SizeAll);
cursors_valid &= cursor_pointer.loadFromSystem(sf::Cursor::Hand);
cursors_valid &= cursor_resize.loadFromSystem(sf::Cursor::SizeTopLeftBottomRight) || cursor_resize.loadFromSystem(sf::Cursor::SizeAll);
cursors_valid &= cursor_cross.loadFromSystem(sf::Cursor::Cross);
cursors_valid &= cursor_text.loadFromSystem(sf::Cursor::Text);
cursors_valid &= cursor_unavailable.loadFromSystem(sf::Cursor::NotAllowed);
}
void SystemInterface_SFML::SetWindow(sf::RenderWindow* in_window)
{
window = in_window;
}
double SystemInterface_SFML::GetElapsedTime()
{
return static_cast<double>(timer.getElapsedTime().asMicroseconds()) / 1'000'000.0;
}
void SystemInterface_SFML::SetMouseCursor(const Rml::String& cursor_name)
{
if (cursors_valid && window)
{
sf::Cursor* cursor = nullptr;
if (cursor_name.empty() || cursor_name == "arrow")
cursor = &cursor_default;
else if (cursor_name == "move")
cursor = &cursor_move;
else if (cursor_name == "pointer")
cursor = &cursor_pointer;
else if (cursor_name == "resize")
cursor = &cursor_resize;
else if (cursor_name == "cross")
cursor = &cursor_cross;
else if (cursor_name == "text")
cursor = &cursor_text;
else if (cursor_name == "unavailable")
cursor = &cursor_unavailable;
if (cursor)
window->setMouseCursor(*cursor);
}
}
void SystemInterface_SFML::SetClipboardText(const Rml::String& text_utf8)
{
sf::Clipboard::setString(text_utf8);
}
void SystemInterface_SFML::GetClipboardText(Rml::String& text)
{
text = sf::Clipboard::getString();
}
bool RmlSFML::InputHandler(Rml::Context* context, sf::Event& ev)
{
bool result = true;
switch (ev.type)
{
case sf::Event::MouseMoved:
result = context->ProcessMouseMove(ev.mouseMove.x, ev.mouseMove.y, RmlSFML::GetKeyModifierState());
break;
case sf::Event::MouseButtonPressed:
result = context->ProcessMouseButtonDown(ev.mouseButton.button, RmlSFML::GetKeyModifierState());
break;
case sf::Event::MouseButtonReleased:
result = context->ProcessMouseButtonUp(ev.mouseButton.button, RmlSFML::GetKeyModifierState());
break;
case sf::Event::MouseWheelMoved:
result = context->ProcessMouseWheel(float(-ev.mouseWheel.delta), RmlSFML::GetKeyModifierState());
break;
case sf::Event::MouseLeft:
result = context->ProcessMouseLeave();
break;
case sf::Event::TextEntered:
{
Rml::Character character = Rml::Character(ev.text.unicode);
if (character == Rml::Character('\r'))
character = Rml::Character('\n');
if (ev.text.unicode >= 32 || character == Rml::Character('\n'))
result = context->ProcessTextInput(character);
}
break;
case sf::Event::KeyPressed:
result = context->ProcessKeyDown(RmlSFML::ConvertKey(ev.key.code), RmlSFML::GetKeyModifierState());
break;
case sf::Event::KeyReleased:
result = context->ProcessKeyUp(RmlSFML::ConvertKey(ev.key.code), RmlSFML::GetKeyModifierState());
break;
default:
break;
}
return result;
}
Rml::Input::KeyIdentifier RmlSFML::ConvertKey(sf::Keyboard::Key sfml_key)
{
// clang-format off
switch (sfml_key)
{
case sf::Keyboard::A: return Rml::Input::KI_A;
case sf::Keyboard::B: return Rml::Input::KI_B;
case sf::Keyboard::C: return Rml::Input::KI_C;
case sf::Keyboard::D: return Rml::Input::KI_D;
case sf::Keyboard::E: return Rml::Input::KI_E;
case sf::Keyboard::F: return Rml::Input::KI_F;
case sf::Keyboard::G: return Rml::Input::KI_G;
case sf::Keyboard::H: return Rml::Input::KI_H;
case sf::Keyboard::I: return Rml::Input::KI_I;
case sf::Keyboard::J: return Rml::Input::KI_J;
case sf::Keyboard::K: return Rml::Input::KI_K;
case sf::Keyboard::L: return Rml::Input::KI_L;
case sf::Keyboard::M: return Rml::Input::KI_M;
case sf::Keyboard::N: return Rml::Input::KI_N;
case sf::Keyboard::O: return Rml::Input::KI_O;
case sf::Keyboard::P: return Rml::Input::KI_P;
case sf::Keyboard::Q: return Rml::Input::KI_Q;
case sf::Keyboard::R: return Rml::Input::KI_R;
case sf::Keyboard::S: return Rml::Input::KI_S;
case sf::Keyboard::T: return Rml::Input::KI_T;
case sf::Keyboard::U: return Rml::Input::KI_U;
case sf::Keyboard::V: return Rml::Input::KI_V;
case sf::Keyboard::W: return Rml::Input::KI_W;
case sf::Keyboard::X: return Rml::Input::KI_X;
case sf::Keyboard::Y: return Rml::Input::KI_Y;
case sf::Keyboard::Z: return Rml::Input::KI_Z;
case sf::Keyboard::Num0: return Rml::Input::KI_0;
case sf::Keyboard::Num1: return Rml::Input::KI_1;
case sf::Keyboard::Num2: return Rml::Input::KI_2;
case sf::Keyboard::Num3: return Rml::Input::KI_3;
case sf::Keyboard::Num4: return Rml::Input::KI_4;
case sf::Keyboard::Num5: return Rml::Input::KI_5;
case sf::Keyboard::Num6: return Rml::Input::KI_6;
case sf::Keyboard::Num7: return Rml::Input::KI_7;
case sf::Keyboard::Num8: return Rml::Input::KI_8;
case sf::Keyboard::Num9: return Rml::Input::KI_9;
case sf::Keyboard::Numpad0: return Rml::Input::KI_NUMPAD0;
case sf::Keyboard::Numpad1: return Rml::Input::KI_NUMPAD1;
case sf::Keyboard::Numpad2: return Rml::Input::KI_NUMPAD2;
case sf::Keyboard::Numpad3: return Rml::Input::KI_NUMPAD3;
case sf::Keyboard::Numpad4: return Rml::Input::KI_NUMPAD4;
case sf::Keyboard::Numpad5: return Rml::Input::KI_NUMPAD5;
case sf::Keyboard::Numpad6: return Rml::Input::KI_NUMPAD6;
case sf::Keyboard::Numpad7: return Rml::Input::KI_NUMPAD7;
case sf::Keyboard::Numpad8: return Rml::Input::KI_NUMPAD8;
case sf::Keyboard::Numpad9: return Rml::Input::KI_NUMPAD9;
case sf::Keyboard::Left: return Rml::Input::KI_LEFT;
case sf::Keyboard::Right: return Rml::Input::KI_RIGHT;
case sf::Keyboard::Up: return Rml::Input::KI_UP;
case sf::Keyboard::Down: return Rml::Input::KI_DOWN;
case sf::Keyboard::Add: return Rml::Input::KI_ADD;
case sf::Keyboard::BackSpace: return Rml::Input::KI_BACK;
case sf::Keyboard::Delete: return Rml::Input::KI_DELETE;
case sf::Keyboard::Divide: return Rml::Input::KI_DIVIDE;
case sf::Keyboard::End: return Rml::Input::KI_END;
case sf::Keyboard::Escape: return Rml::Input::KI_ESCAPE;
case sf::Keyboard::F1: return Rml::Input::KI_F1;
case sf::Keyboard::F2: return Rml::Input::KI_F2;
case sf::Keyboard::F3: return Rml::Input::KI_F3;
case sf::Keyboard::F4: return Rml::Input::KI_F4;
case sf::Keyboard::F5: return Rml::Input::KI_F5;
case sf::Keyboard::F6: return Rml::Input::KI_F6;
case sf::Keyboard::F7: return Rml::Input::KI_F7;
case sf::Keyboard::F8: return Rml::Input::KI_F8;
case sf::Keyboard::F9: return Rml::Input::KI_F9;
case sf::Keyboard::F10: return Rml::Input::KI_F10;
case sf::Keyboard::F11: return Rml::Input::KI_F11;
case sf::Keyboard::F12: return Rml::Input::KI_F12;
case sf::Keyboard::F13: return Rml::Input::KI_F13;
case sf::Keyboard::F14: return Rml::Input::KI_F14;
case sf::Keyboard::F15: return Rml::Input::KI_F15;
case sf::Keyboard::Home: return Rml::Input::KI_HOME;
case sf::Keyboard::Insert: return Rml::Input::KI_INSERT;
case sf::Keyboard::LControl: return Rml::Input::KI_LCONTROL;
case sf::Keyboard::LShift: return Rml::Input::KI_LSHIFT;
case sf::Keyboard::Multiply: return Rml::Input::KI_MULTIPLY;
case sf::Keyboard::Pause: return Rml::Input::KI_PAUSE;
case sf::Keyboard::RControl: return Rml::Input::KI_RCONTROL;
case sf::Keyboard::Return: return Rml::Input::KI_RETURN;
case sf::Keyboard::RShift: return Rml::Input::KI_RSHIFT;
case sf::Keyboard::Space: return Rml::Input::KI_SPACE;
case sf::Keyboard::Subtract: return Rml::Input::KI_SUBTRACT;
case sf::Keyboard::Tab: return Rml::Input::KI_TAB;
default: break;
}
// clang-format on
return Rml::Input::KI_UNKNOWN;
}
int RmlSFML::GetKeyModifierState()
{
int modifiers = 0;
if (sf::Keyboard::isKeyPressed(sf::Keyboard::LShift) || sf::Keyboard::isKeyPressed(sf::Keyboard::RShift))
modifiers |= Rml::Input::KM_SHIFT;
if (sf::Keyboard::isKeyPressed(sf::Keyboard::LControl) || sf::Keyboard::isKeyPressed(sf::Keyboard::RControl))
modifiers |= Rml::Input::KM_CTRL;
if (sf::Keyboard::isKeyPressed(sf::Keyboard::LAlt) || sf::Keyboard::isKeyPressed(sf::Keyboard::RAlt))
modifiers |= Rml::Input::KM_ALT;
return modifiers;
}