diff options
Diffstat (limited to 'Project/Workspace.cpp')
| -rw-r--r-- | Project/Workspace.cpp | 232 |
1 files changed, 202 insertions, 30 deletions
diff --git a/Project/Workspace.cpp b/Project/Workspace.cpp index 367ca4a..e1e5fb2 100644 --- a/Project/Workspace.cpp +++ b/Project/Workspace.cpp @@ -1,6 +1,5 @@ #include "Workspace.h" -#include "MouseEventsHandler.h" #include "Bus.h" // Camera @@ -11,26 +10,47 @@ Camera::Camera() } Camera::~Camera() {} -wxPoint2DDouble Camera::ScreenToWorld(wxPoint2DDouble screenCoords) +wxPoint2DDouble Camera::ScreenToWorld(wxPoint2DDouble screenCoords) const { return wxPoint2DDouble(screenCoords.m_x / m_scale - m_translation.m_x, screenCoords.m_y / m_scale - m_translation.m_y); } -// Workspace -Workspace::Workspace() : WorkspaceBase(NULL) +void Camera::SetTranslation(wxPoint2DDouble screenPoint) { - m_glContext = new wxGLContext(m_glCanvas); - m_camera = new Camera(); + m_translation = screenPoint / m_scale - m_translationStartPt; } -Workspace::Workspace(wxWindow* parent, wxString name) : WorkspaceBase(parent) +void Camera::SetScale(wxPoint2DDouble screenPoint, double delta) +{ + m_translation -= screenPoint * (1.0 - m_scale) / m_scale; + + m_scale += delta; + + // Limits: 5% - 300% + if(m_scale < 0.05) m_scale = 0.05; + if(m_scale > 3.0) m_scale = 3.0; + + m_translation += screenPoint * (1.0 - m_scale) / m_scale; +} + +wxPoint2DDouble Camera::GetMousePosition(bool worldCoords) const +{ + if(worldCoords) return ScreenToWorld(m_mousePosition); + return m_mousePosition; +} + +// Workspace +Workspace::Workspace() : WorkspaceBase(NULL) {} +Workspace::Workspace(wxWindow* parent, wxString name, wxStatusBar* statusBar) : WorkspaceBase(parent) { m_name = name; - // m_workspaceID = workspaceID; + m_statusBar = statusBar; m_glContext = new wxGLContext(m_glCanvas); - m_mouseEventsHandler = new MouseEventsHandler(this); m_camera = new Camera(); + + const int widths[4] = {-3, -1, 100, 100}; + m_statusBar->SetStatusWidths(4, widths); } Workspace::~Workspace() @@ -40,9 +60,8 @@ Workspace::~Workspace() if(!(*it)) delete *it; it++; } - - delete m_camera; - delete m_mouseEventsHandler; + // if(!m_statusBar) delete m_statusBar; + if(!m_camera) delete m_camera; } void Workspace::OnPaint(wxPaintEvent& event) @@ -51,7 +70,11 @@ void Workspace::OnPaint(wxPaintEvent& event) m_glContext->SetCurrent(*m_glCanvas); SetViewport(); - // desenhar + // Set GLCanvas scale and translation. + glScaled(m_camera->GetScale(), m_camera->GetScale(), 0.0); // Scale + glTranslated(m_camera->GetTranslation().m_x, m_camera->GetTranslation().m_y, 0.0); // Translation + + // Draw std::vector<Element*>::iterator it = m_elementList.begin(); while(it != m_elementList.end()) { Element* element = *it; @@ -59,7 +82,7 @@ void Workspace::OnPaint(wxPaintEvent& event) it++; } - glFlush(); + glFlush(); // Sends all pending information directly to the GPU. m_glCanvas->SwapBuffers(); event.Skip(); } @@ -78,7 +101,8 @@ void Workspace::SetViewport() double width = m_glCanvas->GetSize().x - 1; double height = m_glCanvas->GetSize().y - 1; - glViewport(0, 0, width, height); // viewport cobrindo toda a tela + // Viewport fit the screen. + glViewport(0, 0, width, height); glMatrixMode(GL_PROJECTION); glLoadIdentity(); @@ -90,29 +114,177 @@ void Workspace::SetViewport() void Workspace::OnLeftClickDown(wxMouseEvent& event) { - if(m_insertMode) m_insertMode = false; + if(m_mode == MODE_INSERT) { + m_mode = MODE_EDIT; + } + else + { + std::vector<Element*>::iterator it = m_elementList.begin(); + while(it != m_elementList.end()) { + Element* element = *it; + if(element->Contains(m_camera->ScreenToWorld(event.GetPosition()))) { + element->SetSelected(); + element->ShowPickbox(); + } + else if(!event.ControlDown()) + { + element->SetSelected(false); + } + it++; + } + } + Redraw(); + UpdateStatusBar(); event.Skip(); } -/* +void Workspace::OnLeftClickUp(wxMouseEvent& event) {} void Workspace::OnKeyDown(wxKeyEvent& event) { - if(event.GetKeyCode() == 'B' && !m_insertMode) { - Bus* newBus = new Bus(m_camera->ScreenToWorld(event.GetPosition())); - m_elementList.push_back(newBus); - m_insertMode = true; - Redraw(); - } - event.Skip(); -}*/ + char key = event.GetUnicodeKey(); + if(key != WXK_NONE) { + switch(key) + { + case WXK_ESCAPE: // Cancel operations. + { + if(m_mode == MODE_INSERT) { + m_elementList.pop_back(); // Removes the last element being inserted. + m_mode = MODE_EDIT; + Redraw(); + } + } + break; + case 'R': // Rotate the selected elements. + { + std::vector<Element*>::iterator it = m_elementList.begin(); + while(it != m_elementList.end()) { + Element* element = *it; + if(element->IsSelected()) { + element->Rotate(); + } + it++; + } + Redraw(); + } + break; + case 'B': // Insert a bus. + { + if(m_mode != MODE_INSERT) { + Bus* newBus = new Bus(m_camera->ScreenToWorld(event.GetPosition())); + m_elementList.push_back(newBus); + m_mode = MODE_INSERT; + m_statusBar->SetStatusText(_("Insert Bus: Click to insert, ESC to cancel.")); + Redraw(); + } + } + break; + default: + break; + } + } + + UpdateStatusBar(); + event.Skip(); +} void Workspace::OnMouseMotion(wxMouseEvent& event) { - if(m_insertMode) { - std::vector<Element*>::iterator it = m_elementList.end() - 1; - Element* element = *it; - element->SetPosition(m_camera->ScreenToWorld(event.GetPosition())); - Redraw(); + switch(m_mode) + { + case MODE_INSERT: + { + std::vector<Element*>::iterator it = m_elementList.end() - 1; + Element* element = *it; + element->SetPosition(m_camera->ScreenToWorld(event.GetPosition())); + Redraw(); + } + break; + + case MODE_DRAG: + { + m_camera->SetTranslation(event.GetPosition()); + Redraw(); + } + break; + + case MODE_EDIT: + { + std::vector<Element*>::iterator it = m_elementList.begin(); + while(it != m_elementList.end()) { + Element* element = *it; + if(element->IsSelected()) { + if(element->Contains(m_camera->ScreenToWorld(event.GetPosition()))) { + element->ShowPickbox(); + } + else + { + element->ShowPickbox(false); + } + } + it++; + } + Redraw(); + } + break; + + default: + break; } + m_camera->UpdateMousePosition(event.GetPosition()); + UpdateStatusBar(); event.Skip(); } + +void Workspace::OnMiddleDown(wxMouseEvent& event) +{ + if(m_mode != MODE_INSERT) { + m_mode = MODE_DRAG; + m_camera->StartTranslation(m_camera->ScreenToWorld(event.GetPosition())); + } + UpdateStatusBar(); +} +void Workspace::OnMiddleUp(wxMouseEvent& event) +{ + m_mode = MODE_EDIT; + UpdateStatusBar(); +} +void Workspace::OnScroll(wxMouseEvent& event) +{ + if(event.GetWheelRotation() > 0) + m_camera->SetScale(event.GetPosition(), +0.05); + else + m_camera->SetScale(event.GetPosition(), -0.05); + + UpdateStatusBar(); + Redraw(); +} + +void Workspace::UpdateStatusBar() +{ + switch(m_mode) + { + case MODE_DRAG: + { + m_statusBar->SetStatusText(_("MODE: DRAG"), 1); + } + break; + + case MODE_INSERT: + { + m_statusBar->SetStatusText(_("MODE: INSERT"), 1); + } + break; + + case MODE_EDIT: + { + m_statusBar->SetStatusText(wxT("")); + m_statusBar->SetStatusText(_("MODE: EDIT"), 1); + } + break; + } + + m_statusBar->SetStatusText(wxString::Format(_("ZOOM: %d%%"), (int)(m_camera->GetScale() * 100.0)), 2); + m_statusBar->SetStatusText( + wxString::Format(wxT("X: %.1f Y: %.1f"), m_camera->GetMousePosition().m_x, m_camera->GetMousePosition().m_y), + 3); +} |