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GUI: allow pat scroll by moving mouse outta window 

had to fit 50 chars
This commit is contained in:
tildearrow 2021-12-23 22:14:59 -05:00
parent 7ba8607270
commit c41435353a
2 changed files with 26 additions and 4 deletions
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25
src/gui/gui.cpp
View File

@ -148,6 +148,11 @@ void FurnaceGUI::updateScroll(int amount) {
nextScroll=lineHeight*amount;
}
void FurnaceGUI::addScroll(int amount) {
float lineHeight=(ImGui::GetTextLineHeight()+2*dpiScale);
nextAddScroll=lineHeight*amount;
}
void FurnaceGUI::updateWindowTitle() {
if (e->song.name.empty()) {
SDL_SetWindowTitle(sdlWin,fmt::sprintf("Furnace (%s)",e->getSystemName(e->song.system)).c_str());
@ -988,7 +993,9 @@ void FurnaceGUI::drawPattern() {
}
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding,ImVec2(0.0f,0.0f));
if (ImGui::Begin("Pattern",&patternOpen)) {
ImGui::SetWindowSize(ImVec2(scrW*dpiScale,scrH*dpiScale));
//ImGui::SetWindowSize(ImVec2(scrW*dpiScale,scrH*dpiScale));
patWindowPos=ImGui::GetWindowPos();
patWindowSize=ImGui::GetWindowSize();
char id[32];
ImGui::PushFont(patFont);
unsigned char ord=e->isPlaying()?oldOrder:e->getOrder();
@ -1007,6 +1014,12 @@ void FurnaceGUI::drawPattern() {
if (nextScroll>-0.5f) {
ImGui::SetScrollY(nextScroll);
nextScroll=-1.0f;
nextAddScroll=0.0f;
}
if (nextAddScroll!=0.0f) {
ImGui::SetScrollY(ImGui::GetScrollY()+nextAddScroll);
nextScroll=-1.0f;
nextAddScroll=0.0f;
}
ImGui::TableSetupScrollFreeze(1,1);
for (int i=0; i<chans; i++) {
@ -2090,7 +2103,12 @@ bool FurnaceGUI::loop() {
case SDL_MOUSEMOTION:
if (selecting) {
// detect whether we have to scroll
printf("motion: %d %d\n",ev.motion.x,ev.motion.y);
if (ev.motion.y<patWindowPos.y) {
addScroll(-1);
}
if (ev.motion.y>patWindowPos.y+patWindowSize.y) {
addScroll(1);
}
}
if (macroDragActive) {
if (macroDragLen>0) {
@ -2477,7 +2495,8 @@ FurnaceGUI::FurnaceGUI():
macroDragMin(0),
macroDragMax(0),
macroDragActive(false),
nextScroll(-1.0f) {
nextScroll(-1.0f),
nextAddScroll(0.0f) {
uiColors[GUI_COLOR_BACKGROUND]=ImVec4(0.1f,0.1f,0.1f,1.0f);
uiColors[GUI_COLOR_FRAME_BACKGROUND]=ImVec4(0.0f,0.0f,0.0f,0.85f);
uiColors[GUI_COLOR_CHANNEL_FM]=ImVec4(0.2f,0.8f,1.0f,1.0f);

5
src/gui/gui.h
View File

@ -151,7 +151,9 @@ class FurnaceGUI {
int waveDragMin, waveDragMax;
bool waveDragActive;
float nextScroll;
float nextScroll, nextAddScroll;
ImVec2 patWindowPos, patWindowSize;
void updateWindowTitle();
void prepareLayout();
@ -197,6 +199,7 @@ class FurnaceGUI {
bool decodeNote(const char* what, short& note, short& octave);
void bindEngine(DivEngine* eng);
void updateScroll(int amount);
void addScroll(int amount);
bool loop();
bool finish();
bool init();