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-rw-r--r--Project/Gain.cpp169
1 files changed, 169 insertions, 0 deletions
diff --git a/Project/Gain.cpp b/Project/Gain.cpp
new file mode 100644
index 0000000..0e47c2c
--- /dev/null
+++ b/Project/Gain.cpp
@@ -0,0 +1,169 @@
+#include "Gain.h"
+#include "GainForm.h"
+
+Gain::Gain() : ControlElement()
+{
+ m_triPts.resize(3);
+ SetValue(m_value);
+ Node* nodeIn = new Node(m_position + wxPoint2DDouble(-m_width / 2, 0), Node::NODE_IN, m_borderSize);
+ nodeIn->StartMove(m_position);
+ Node* nodeOut = new Node(m_position + wxPoint2DDouble(m_width / 2, 0), Node::NODE_OUT, m_borderSize);
+ nodeOut->SetAngle(180.0);
+ nodeOut->StartMove(m_position);
+ m_nodeList.push_back(nodeIn);
+ m_nodeList.push_back(nodeOut);
+}
+
+Gain::~Gain() {}
+void Gain::Draw(wxPoint2DDouble translation, double scale) const
+{
+ if(m_selected) {
+ glColor4dv(m_selectionColour.GetRGBA());
+ double borderSize = (m_borderSize * 2.0 + 1.0) / scale;
+ std::vector<wxPoint2DDouble> m_triSelectedPts;
+ if(m_angle == 0.0) {
+ m_triSelectedPts.push_back(m_triPts[0] - wxPoint2DDouble(borderSize / 2, borderSize / 1.5));
+ m_triSelectedPts.push_back(m_triPts[1] - wxPoint2DDouble(borderSize / 2, -borderSize / 1.5));
+ m_triSelectedPts.push_back(m_triPts[2] - wxPoint2DDouble(-borderSize, 0));
+ } else if(m_angle == 90.0) {
+ m_triSelectedPts.push_back(m_triPts[0] - wxPoint2DDouble(borderSize / 1.5, borderSize / 2));
+ m_triSelectedPts.push_back(m_triPts[1] - wxPoint2DDouble(-borderSize / 1.5, borderSize / 2));
+ m_triSelectedPts.push_back(m_triPts[2] - wxPoint2DDouble(0, -borderSize));
+ } else if(m_angle == 180.0) {
+ m_triSelectedPts.push_back(m_triPts[0] - wxPoint2DDouble(borderSize, 0));
+ m_triSelectedPts.push_back(m_triPts[1] - wxPoint2DDouble(-borderSize / 2, borderSize / 1.5));
+ m_triSelectedPts.push_back(m_triPts[2] - wxPoint2DDouble(-borderSize / 2, -borderSize / 1.5));
+ } else if(m_angle == 270.0) {
+ m_triSelectedPts.push_back(m_triPts[0] - wxPoint2DDouble(0, borderSize));
+ m_triSelectedPts.push_back(m_triPts[1] - wxPoint2DDouble(-borderSize / 1.5, -borderSize / 2));
+ m_triSelectedPts.push_back(m_triPts[2] - wxPoint2DDouble(borderSize / 1.5, -borderSize / 2));
+ }
+ DrawTriangle(m_triSelectedPts);
+ }
+ glLineWidth(1.0);
+ glColor4d(1.0, 1.0, 1.0, 1.0);
+ DrawTriangle(m_triPts);
+ glColor4d(0.0, 0.0, 0.0, 1.0);
+ DrawTriangle(m_triPts, GL_LINE_LOOP);
+
+ // Plot number.
+ glEnable(GL_TEXTURE_2D);
+ glColor4d(0.0, 0.0, 0.0, 1.0);
+ m_glStringValue->bind();
+ if(m_angle == 0.0)
+ m_glStringValue->render(m_position.m_x - m_width / 2 + m_glStringValue->getWidth() / 2 + 2 + m_borderSize,
+ m_position.m_y);
+ else if(m_angle == 90.0)
+ m_glStringValue->render(m_position.m_x,
+ m_position.m_y - m_height / 2 + m_glStringValue->getheight() / 2 + 2 + m_borderSize);
+ else if(m_angle == 180.0)
+ m_glStringValue->render(m_position.m_x + m_width / 2 - m_glStringValue->getWidth() / 2 - 2 - m_borderSize,
+ m_position.m_y);
+ else if(m_angle == 270.0)
+ m_glStringValue->render(m_position.m_x,
+ m_position.m_y + m_height / 2 - m_glStringValue->getheight() / 2 - 2 - m_borderSize);
+ glDisable(GL_TEXTURE_2D);
+
+ glColor4d(0.0, 0.0, 0.0, 1.0);
+ DrawNodes();
+}
+
+bool Gain::ShowForm(wxWindow* parent, Element* element)
+{
+ GainForm* form = new GainForm(parent, this);
+ if(form->ShowModal() == wxID_OK) {
+ form->Destroy();
+ return true;
+ }
+ form->Destroy();
+ return false;
+}
+
+void Gain::Rotate(bool clockwise)
+{
+ if(clockwise)
+ m_angle += 90.0;
+ else
+ m_angle -= 90.0;
+ if(m_angle >= 360.0)
+ m_angle = 0.0;
+ else if(m_angle < 0)
+ m_angle = 270.0;
+
+ UpdatePoints();
+
+ for(auto it = m_nodeList.begin(), itEnd = m_nodeList.end(); it != itEnd; ++it) {
+ Node* node = *it;
+ node->Rotate(clockwise);
+ }
+}
+
+void Gain::SetValue(double value)
+{
+ m_value = value;
+ wxString text = "";
+ if(std::abs(m_value) > 1e3 || std::abs(m_value) < 1e-3)
+ text = wxString::Format("%g", m_value);
+ else
+ text = StringFromDouble(m_value);
+
+ wxFont font(m_fontSize, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL);
+ wxScreenDC dc;
+
+ if(m_glStringValue) {
+ delete m_glStringValue;
+ m_glStringValue = NULL;
+ }
+ m_glStringValue = new wxGLString(text);
+ m_glStringValue->setFont(font);
+ m_glStringValue->consolidate(&dc);
+
+ m_width = m_glStringValue->getWidth() + 18 + 2 * m_borderSize;
+ m_height = m_glStringValue->getheight() + 18 + 2 * m_borderSize;
+
+ if(m_width > m_height)
+ m_height = m_width;
+ else
+ m_width = m_height;
+
+ SetPosition(m_position); // Update rectangle.
+
+ UpdatePoints();
+}
+
+void Gain::UpdatePoints()
+{
+ if(m_nodeList.size() != 0) {
+ if(m_angle == 0.0) {
+ m_triPts[0] = m_rect.GetLeftTop() + wxPoint2DDouble(m_borderSize, m_borderSize);
+ m_triPts[1] = m_rect.GetLeftBottom() + wxPoint2DDouble(m_borderSize, -m_borderSize);
+ m_triPts[2] = m_position + wxPoint2DDouble(m_width / 2 - m_borderSize, 0);
+ m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(-m_width / 2, 0));
+ m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(m_width / 2 - 2, 0));
+ } else if(m_angle == 90.0) {
+ m_triPts[0] = m_rect.GetLeftTop() + wxPoint2DDouble(m_borderSize, m_borderSize);
+ m_triPts[1] = m_rect.GetRightTop() + wxPoint2DDouble(-m_borderSize, m_borderSize);
+ m_triPts[2] = m_position + wxPoint2DDouble(0, m_height / 2 - m_borderSize);
+ m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(0, -m_height / 2));
+ m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(0, m_height / 2 - 2));
+ } else if(m_angle == 180.0) {
+ m_triPts[0] = m_position + wxPoint2DDouble(-m_width / 2 + m_borderSize, 0);
+ m_triPts[1] = m_rect.GetRightTop() + wxPoint2DDouble(-m_borderSize, m_borderSize);
+ m_triPts[2] = m_rect.GetRightBottom() + wxPoint2DDouble(-m_borderSize, -m_borderSize);
+ m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(m_width / 2, 0));
+ m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(-m_width / 2 + 2, 0));
+ } else if(m_angle == 270.0) {
+ m_triPts[0] = m_position + wxPoint2DDouble(0, -m_height / 2 + m_borderSize);
+ m_triPts[1] = m_rect.GetRightBottom() + wxPoint2DDouble(-m_borderSize, -m_borderSize);
+ m_triPts[2] = m_rect.GetLeftBottom() + wxPoint2DDouble(m_borderSize, -m_borderSize);
+ m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(0, m_height / 2));
+ m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(0, -m_height / 2 + 2));
+ }
+ }
+}
+
+void Gain::Move(wxPoint2DDouble position)
+{
+ SetPosition(m_movePos + position - m_moveStartPt);
+ UpdatePoints();
+}
generated by cgit (git 2.34.1) at 2025-09-27 09:35:48 +0000