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GUI: add touch input primitives

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This commit is contained in:
tildearrow 2022-05-17 12:46:52 -05:00
parent 68c32749ff
commit f96d5b4e81
4 changed files with 262 additions and 29 deletions
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35
src/gui/gui.h
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@ -715,6 +715,27 @@ struct OperationMask {
effectVal(true) {}
};
struct TouchPoint {
// an ID of -1 represents the mouse cursor.
int id;
float x, y, z;
TouchPoint():
id(-1),
x(0.0f),
y(0.0f),
z(1.0f) {}
TouchPoint(float xp, float yp):
id(-1),
x(xp),
y(yp),
z(1.0f) {}
TouchPoint(int ident, float xp, float yp, float pressure=1.0f):
id(ident),
x(xp),
y(yp),
z(pressure) {}
};
struct FurnaceGUISysDef {
const char* name;
std::vector<int> definition;
@ -1084,6 +1105,12 @@ class FurnaceGUI {
// SDL_Keycode,int
std::map<int,int> valueKeys;
// currently active touch points
std::vector<TouchPoint> activePoints;
// one frame points
std::vector<TouchPoint> pressedPoints;
std::vector<TouchPoint> releasedPoints;
int arpMacroScroll;
int pitchMacroScroll;
@ -1186,10 +1213,11 @@ class FurnaceGUI {
bool followLog;
// piano
int pianoOctaves;
bool pianoOptions;
int pianoOctaves, pianoOctavesEdit;
bool pianoOptions, pianoSharePosition;
float pianoKeyHit[180];
int pianoOffset;
int pianoOffset, pianoOffsetEdit;
int pianoView;
// TX81Z
bool hasACED;
@ -1271,6 +1299,7 @@ class FurnaceGUI {
void syncSettings();
void commitSettings();
void processDrags(int dragX, int dragY);
void processPoint(SDL_Event& ev);
void startSelection(int xCoarse, int xFine, int y, bool fullRow=false);
void updateSelection(int xCoarse, int xFine, int y, bool fullRow=false);