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Added scroll controls

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This commit is contained in:
Ryzerth
2021-04-24 01:24:27 +02:00
parent 75568a7bf7
commit dd5490cac6
3 changed files with 49 additions and 3 deletions
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35
core/src/gui/widgets/waterfall.cpp
View File

@ -256,9 +256,11 @@ namespace ImGui {
ImGuiButtonFlags_MouseButtonLeft | ImGuiButtonFlags_PressedOnClick);
bool draging = ImGui::IsMouseDragging(ImGuiMouseButton_Left) && ImGui::IsWindowFocused();
bool mouseInFreq = IS_IN_AREA(dragOrigin, freqAreaMin, freqAreaMax);
bool mouseInFFT = IS_IN_AREA(dragOrigin, fftAreaMin, fftAreaMax);
bool mouseInWaterfall = IS_IN_AREA(dragOrigin, wfMin, wfMax);
mouseInFreq = IS_IN_AREA(dragOrigin, freqAreaMin, freqAreaMax);
mouseInFFT = IS_IN_AREA(dragOrigin, fftAreaMin, fftAreaMax);
mouseInWaterfall = IS_IN_AREA(dragOrigin, wfMin, wfMax);
int mouseWheel = ImGui::GetIO().MouseWheel;
// Deselect everything if the mouse is released
if (!ImGui::IsMouseDown(ImGuiMouseButton_Left)) {
@ -361,6 +363,33 @@ namespace ImGui {
return;
}
// If the mouse wheel is moved on the frequency scale
if (mouseWheel != 0 && mouseInFreq) {
viewOffset -= (double)mouseWheel * viewBandwidth / 20.0;
if (viewOffset + (viewBandwidth / 2.0) > wholeBandwidth / 2.0) {
double freqOffset = (viewOffset + (viewBandwidth / 2.0)) - (wholeBandwidth / 2.0);
viewOffset = (wholeBandwidth / 2.0) - (viewBandwidth / 2.0);
centerFreq += freqOffset;
centerFreqMoved = true;
}
if (viewOffset - (viewBandwidth / 2.0) < -(wholeBandwidth / 2.0)) {
double freqOffset = (viewOffset - (viewBandwidth / 2.0)) + (wholeBandwidth / 2.0);
viewOffset = (viewBandwidth / 2.0) - (wholeBandwidth / 2.0);
centerFreq += freqOffset;
centerFreqMoved = true;
}
lowerFreq = (centerFreq + viewOffset) - (viewBandwidth / 2.0);
upperFreq = (centerFreq + viewOffset) + (viewBandwidth / 2.0);
if (viewBandwidth != wholeBandwidth) {
updateAllVFOs();
if (_fullUpdate) { updateWaterfallFb(); };
}
return;
}
// Finally, if nothing else was selected, just move the VFO
if (ImGui::IsMouseDown(ImGuiMouseButton_Left) && (mouseInFFT|mouseInWaterfall)) {
if (selVfo != NULL) {

4
core/src/gui/widgets/waterfall.h
View File

@ -129,6 +129,10 @@ namespace ImGui {
bool bandplanEnabled = false;
bandplan::BandPlan_t* bandplan = NULL;
bool mouseInFreq = false;
bool mouseInFFT = false;
bool mouseInWaterfall = false;
std::map<std::string, WaterfallVFO*> vfos;
std::string selectedVFO = "";
bool selectedVFOChanged = false;