9d271cc5ed
Switch from MVC (Model-View-Controller) pattern to a modified MVP (Model-View-Presenter) pattern, to toss out the inconvenient Controller
144 lines
3.0 KiB
C++
144 lines
3.0 KiB
C++
/*
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* Copyright (c) 2016-2016 Irlan Robson http://www.irlan.net
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#include <testbed/framework/presenter.h>
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#include <testbed/framework/model.h>
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#include <testbed/framework/view.h>
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// !
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static inline b3Vec2 GetCursorPosition()
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{
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extern GLFWwindow* g_window;
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double x, y;
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glfwGetCursorPos(g_window, &x, &y);
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return b3Vec2(float32(x), float32(y));
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}
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Presenter::Presenter(Model* model, View* view)
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{
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m_model = model;
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m_view = view;
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}
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Presenter::~Presenter()
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{
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}
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void Presenter::Event_SetWindowSize(float w, float h)
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{
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m_model->Command_ResizeCamera(w, h);
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}
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void Presenter::Event_Press_Key(int button)
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{
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if (m_view->m_shiftDown)
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{
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if (button == GLFW_KEY_DOWN)
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{
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m_model->Command_ZoomCamera(1.0f);
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}
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if (button == GLFW_KEY_UP)
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{
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m_model->Command_ZoomCamera(-1.0f);
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}
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}
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else
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{
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m_model->Command_Press_Key(button);
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}
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}
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void Presenter::Event_Release_Key(int button)
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{
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if (!m_view->m_shiftDown)
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{
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m_model->Command_Release_Key(button);
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}
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}
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void Presenter::Event_Press_Mouse(int button)
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{
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if (button == GLFW_MOUSE_BUTTON_LEFT)
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{
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if (!m_view->m_shiftDown)
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{
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m_model->Command_Press_Mouse_Left(GetCursorPosition());
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}
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}
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}
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void Presenter::Event_Release_Mouse(int button)
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{
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if (button == GLFW_MOUSE_BUTTON_LEFT)
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{
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if (!m_view->m_shiftDown)
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{
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m_model->Command_Release_Mouse_Left(GetCursorPosition());
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}
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}
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}
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void Presenter::Event_Move_Cursor(float x, float y)
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{
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b3Vec2 ps;
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ps.Set(x, y);
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b3Vec2 dp = ps - m_view->m_ps0;
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float32 ndx = b3Clamp(dp.x, -1.0f, 1.0f);
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float32 ndy = b3Clamp(dp.y, -1.0f, 1.0f);
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if (m_view->m_shiftDown)
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{
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if (m_view->m_leftDown)
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{
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float32 ax = -0.005f * B3_PI * ndx;
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float32 ay = -0.005f * B3_PI * ndy;
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m_model->Command_RotateCameraY(ax);
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m_model->Command_RotateCameraX(ay);
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}
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if (m_view->m_rightDown)
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{
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float32 tx = 0.2f * ndx;
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float32 ty = -0.2f * ndy;
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m_model->Command_TranslateCameraX(tx);
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m_model->Command_TranslateCameraY(ty);
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}
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}
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else
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{
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m_model->Command_Move_Cursor(GetCursorPosition());
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}
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}
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void Presenter::Event_Scroll(float dx, float dy)
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{
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if (m_view->m_shiftDown)
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{
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float32 ny = b3Clamp(dy, -1.0f, 1.0f);
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m_model->Command_ZoomCamera(1.0f * ny);
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}
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}
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