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solvespace/ui.h

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//-----------------------------------------------------------------------------
// Declarations relating to our user interface, in both the graphics and
// text browser window.
//
// Copyright 2008-2013 Jonathan Westhues.
//-----------------------------------------------------------------------------
#ifndef __UI_H
#define __UI_H
class TextWindow {
public:
enum {
MAX_COLS = 100,
MIN_COLS = 45,
MAX_ROWS = 2000
};
#ifndef RGB
#define RGB(r, g, b) ((r) | ((g) << 8) | ((b) << 16))
#endif
#define RGBf(r, g, b) RGB((int)(255*(r)), (int)(255*(g)), (int)(255*(b)))
#define RED(v) (((v) >> 0) & 0xff)
#define GREEN(v) (((v) >> 8) & 0xff)
#define BLUE(v) (((v) >> 16) & 0xff)
#define REDf(v) (RED (v) / 255.0f)
#define GREENf(v) (GREEN(v) / 255.0f)
#define BLUEf(v) (BLUE (v) / 255.0f)
typedef struct {
char c;
uint32_t color;
} Color;
static const Color fgColors[];
static const Color bgColors[];
float bgColorTable[256*3];
float fgColorTable[256*3];
enum {
CHAR_WIDTH = 9,
CHAR_HEIGHT = 16,
LINE_HEIGHT = 20,
LEFT_MARGIN = 6,
CHECK_FALSE = 0x80,
CHECK_TRUE = 0x81,
RADIO_FALSE = 0x82,
RADIO_TRUE = 0x83
};
int scrollPos; // The scrollbar position, in half-row units
int halfRows; // The height of our window, in half-row units
uint8_t text[MAX_ROWS][MAX_COLS];
typedef void LinkFunction(int link, uint32_t v);
enum { NOT_A_LINK = 0 };
struct {
char fg;
int bg;
int link;
uint32_t data;
LinkFunction *f;
LinkFunction *h;
} meta[MAX_ROWS][MAX_COLS];
int hoveredRow, hoveredCol;
int top[MAX_ROWS]; // in half-line units, or -1 for unused
int rows;
// The row of icons at the top of the text window, to hide/show things
typedef struct {
bool *var;
uint8_t *icon;
const char *tip;
} HideShowIcon;
static HideShowIcon hideShowIcons[];
static bool SPACER;
// These are called by the platform-specific code.
void Paint(void);
void MouseEvent(bool isClick, bool leftDown, double x, double y);
void MouseScroll(double x, double y, int delta);
void MouseLeave(void);
void ScrollbarEvent(int newPos);
enum {
PAINT = 0,
HOVER = 1,
CLICK = 2
};
void DrawOrHitTestIcons(int how, double mx, double my);
void TimerCallback(void);
Point2d oldMousePos;
HideShowIcon *hoveredIcon, *tooltippedIcon;
Vector HsvToRgb(Vector hsv);
uint8_t *HsvPattern2d(void);
uint8_t *HsvPattern1d(double h, double s);
void ColorPickerDone(void);
bool DrawOrHitTestColorPicker(int how, bool leftDown, double x, double y);
void Init(void);
void MakeColorTable(const Color *in, float *out);
void Printf(bool half, const char *fmt, ...);
void ClearScreen(void);
void Show(void);
// State for the screen that we are showing in the text window.
enum {
SCREEN_LIST_OF_GROUPS = 0,
SCREEN_GROUP_INFO = 1,
SCREEN_GROUP_SOLVE_INFO = 2,
SCREEN_CONFIGURATION = 3,
SCREEN_STEP_DIMENSION = 4,
SCREEN_LIST_OF_STYLES = 5,
SCREEN_STYLE_INFO = 6,
SCREEN_PASTE_TRANSFORMED = 7,
SCREEN_EDIT_VIEW = 8,
SCREEN_TANGENT_ARC = 9
};
typedef struct {
int screen;
hGroup group;
hStyle style;
hConstraint constraint;
bool dimIsDistance;
double dimFinish;
int dimSteps;
struct {
int times;
Vector trans;
double theta;
Vector origin;
double scale;
} paste;
} ShownState;
ShownState shown;
enum {
EDIT_NOTHING = 0,
// For multiple groups
EDIT_TIMES_REPEATED = 1,
EDIT_GROUP_NAME = 2,
EDIT_GROUP_SCALE = 3,
EDIT_GROUP_COLOR = 4,
// For the configuraiton screen
EDIT_LIGHT_DIRECTION = 100,
EDIT_LIGHT_INTENSITY = 101,
EDIT_COLOR = 102,
EDIT_CHORD_TOLERANCE = 103,
EDIT_MAX_SEGMENTS = 104,
EDIT_CAMERA_TANGENT = 105,
EDIT_GRID_SPACING = 106,
EDIT_DIGITS_AFTER_DECIMAL = 107,
EDIT_EXPORT_SCALE = 108,
EDIT_EXPORT_OFFSET = 109,
EDIT_CANVAS_SIZE = 110,
EDIT_G_CODE_DEPTH = 120,
EDIT_G_CODE_PASSES = 121,
EDIT_G_CODE_FEED = 122,
EDIT_G_CODE_PLUNGE_FEED = 123,
// For TTF text
EDIT_TTF_TEXT = 300,
// For the step dimension screen
EDIT_STEP_DIM_FINISH = 400,
EDIT_STEP_DIM_STEPS = 401,
// For the styles stuff
EDIT_STYLE_WIDTH = 500,
EDIT_STYLE_TEXT_HEIGHT = 501,
EDIT_STYLE_TEXT_ANGLE = 502,
EDIT_STYLE_COLOR = 503,
EDIT_STYLE_FILL_COLOR = 504,
EDIT_STYLE_NAME = 505,
EDIT_BACKGROUND_COLOR = 506,
EDIT_BACKGROUND_IMG_SCALE = 507,
// For paste transforming
EDIT_PASTE_TIMES_REPEATED = 600,
EDIT_PASTE_ANGLE = 601,
EDIT_PASTE_SCALE = 602,
// For view
EDIT_VIEW_SCALE = 700,
EDIT_VIEW_ORIGIN = 701,
EDIT_VIEW_PROJ_RIGHT = 702,
EDIT_VIEW_PROJ_UP = 703,
// For tangent arc
EDIT_TANGENT_ARC_RADIUS = 800
};
struct {
bool showAgain;
int meaning;
int i;
hGroup group;
hRequest request;
hStyle style;
} edit;
static void ReportHowGroupSolved(hGroup hg);
struct {
int halfRow;
int col;
struct {
uint32_t rgb;
double h, s, v;
bool show;
bool picker1dActive;
bool picker2dActive;
} colorPicker;
} editControl;
void HideEditControl(void);
void ShowEditControl(int halfRow, int col, char *s);
void ShowEditControlWithColorPicker(int halfRow, int col, uint32_t rgb);
void ClearSuper(void);
void ShowHeader(bool withNav);
// These are self-contained screens, that show some information about
// the sketch.
void ShowListOfGroups(void);
void ShowGroupInfo(void);
void ShowGroupSolveInfo(void);
void ShowConfiguration(void);
void ShowListOfStyles(void);
void ShowStyleInfo(void);
void ShowStepDimension(void);
void ShowPasteTransformed(void);
void ShowEditView(void);
void ShowTangentArc(void);
// Special screen, based on selection
void DescribeSelection(void);
void GoToScreen(int screen);
// All of these are callbacks from the GUI code; first from when
// we're describing an entity
static void ScreenEditTtfText(int link, uint32_t v);
static void ScreenSetTtfFont(int link, uint32_t v);
static void ScreenUnselectAll(int link, uint32_t v);
// and the rest from the stuff in textscreens.cpp
static void ScreenSelectGroup(int link, uint32_t v);
static void ScreenActivateGroup(int link, uint32_t v);
static void ScreenToggleGroupShown(int link, uint32_t v);
static void ScreenHowGroupSolved(int link, uint32_t v);
static void ScreenShowGroupsSpecial(int link, uint32_t v);
static void ScreenDeleteGroup(int link, uint32_t v);
static void ScreenHoverConstraint(int link, uint32_t v);
static void ScreenHoverRequest(int link, uint32_t v);
static void ScreenSelectRequest(int link, uint32_t v);
static void ScreenSelectConstraint(int link, uint32_t v);
static void ScreenChangeGroupOption(int link, uint32_t v);
static void ScreenColor(int link, uint32_t v);
static void ScreenShowListOfStyles(int link, uint32_t v);
static void ScreenShowStyleInfo(int link, uint32_t v);
static void ScreenDeleteStyle(int link, uint32_t v);
static void ScreenChangeStyleYesNo(int link, uint32_t v);
static void ScreenCreateCustomStyle(int link, uint32_t v);
static void ScreenLoadFactoryDefaultStyles(int link, uint32_t v);
static void ScreenAssignSelectionToStyle(int link, uint32_t v);
static void ScreenBackgroundImage(int link, uint32_t v);
static void ScreenShowConfiguration(int link, uint32_t v);
static void ScreenShowEditView(int link, uint32_t v);
static void ScreenGoToWebsite(int link, uint32_t v);
static void ScreenChangeFixExportColors(int link, uint32_t v);
static void ScreenChangeBackFaces(int link, uint32_t v);
static void ScreenChangeCheckClosedContour(int link, uint32_t v);
static void ScreenChangePwlCurves(int link, uint32_t v);
static void ScreenChangeCanvasSizeAuto(int link, uint32_t v);
static void ScreenChangeCanvasSize(int link, uint32_t v);
static void ScreenChangeShadedTriangles(int link, uint32_t v);
static void ScreenStepDimSteps(int link, uint32_t v);
static void ScreenStepDimFinish(int link, uint32_t v);
static void ScreenStepDimGo(int link, uint32_t v);
static void ScreenChangeTangentArc(int link, uint32_t v);
static void ScreenPasteTransformed(int link, uint32_t v);
static void ScreenHome(int link, uint32_t v);
// These ones do stuff with the edit control
static void ScreenChangeExprA(int link, uint32_t v);
static void ScreenChangeGroupName(int link, uint32_t v);
static void ScreenChangeGroupScale(int link, uint32_t v);
static void ScreenChangeLightDirection(int link, uint32_t v);
static void ScreenChangeLightIntensity(int link, uint32_t v);
static void ScreenChangeColor(int link, uint32_t v);
static void ScreenChangeChordTolerance(int link, uint32_t v);
static void ScreenChangeMaxSegments(int link, uint32_t v);
static void ScreenChangeCameraTangent(int link, uint32_t v);
static void ScreenChangeGridSpacing(int link, uint32_t v);
static void ScreenChangeDigitsAfterDecimal(int link, uint32_t v);
static void ScreenChangeExportScale(int link, uint32_t v);
static void ScreenChangeExportOffset(int link, uint32_t v);
static void ScreenChangeGCodeParameter(int link, uint32_t v);
static void ScreenChangeStyleName(int link, uint32_t v);
static void ScreenChangeStyleWidthOrTextHeight(int link, uint32_t v);
static void ScreenChangeStyleTextAngle(int link, uint32_t v);
static void ScreenChangeStyleColor(int link, uint32_t v);
static void ScreenChangeBackgroundColor(int link, uint32_t v);
static void ScreenChangeBackgroundImageScale(int link, uint32_t v);
static void ScreenChangePasteTransformed(int link, uint32_t v);
static void ScreenChangeViewScale(int link, uint32_t v);
static void ScreenChangeViewOrigin(int link, uint32_t v);
static void ScreenChangeViewProjection(int link, uint32_t v);
bool EditControlDoneForStyles(const char *s);
bool EditControlDoneForConfiguration(const char *s);
bool EditControlDoneForPaste(const char *s);
bool EditControlDoneForView(const char *s);
void EditControlDone(const char *s);
};
class GraphicsWindow {
public:
void Init(void);
// This table describes the top-level menus in the graphics winodw.
typedef enum {
// File
MNU_NEW = 100,
MNU_OPEN,
MNU_OPEN_RECENT,
MNU_SAVE,
MNU_SAVE_AS,
MNU_EXPORT_PNG,
MNU_EXPORT_MESH,
MNU_EXPORT_SURFACES,
MNU_EXPORT_VIEW,
MNU_EXPORT_SECTION,
MNU_EXPORT_WIREFRAME,
MNU_EXIT,
// View
MNU_ZOOM_IN,
MNU_ZOOM_OUT,
MNU_ZOOM_TO_FIT,
MNU_SHOW_GRID,
MNU_PERSPECTIVE_PROJ,
MNU_ONTO_WORKPLANE,
MNU_NEAREST_ORTHO,
MNU_NEAREST_ISO,
MNU_CENTER_VIEW,
MNU_SHOW_TEXT_WND,
MNU_SHOW_TOOLBAR,
MNU_UNITS_INCHES,
MNU_UNITS_MM,
// Edit
MNU_UNDO,
MNU_REDO,
MNU_CUT,
MNU_COPY,
MNU_PASTE,
MNU_PASTE_TRANSFORM,
MNU_DELETE,
MNU_SELECT_CHAIN,
MNU_SELECT_ALL,
MNU_SNAP_TO_GRID,
MNU_ROTATE_90,
MNU_UNSELECT_ALL,
MNU_REGEN_ALL,
// Request
MNU_SEL_WORKPLANE,
MNU_FREE_IN_3D,
MNU_DATUM_POINT,
MNU_WORKPLANE,
MNU_LINE_SEGMENT,
MNU_CIRCLE,
MNU_ARC,
MNU_RECTANGLE,
MNU_CUBIC,
MNU_TTF_TEXT,
MNU_SPLIT_CURVES,
MNU_TANGENT_ARC,
MNU_CONSTRUCTION,
// Group
MNU_GROUP_3D,
MNU_GROUP_WRKPL,
MNU_GROUP_EXTRUDE,
MNU_GROUP_LATHE,
MNU_GROUP_ROT,
MNU_GROUP_TRANS,
MNU_GROUP_IMPORT,
MNU_GROUP_RECENT,
// Constrain
MNU_DISTANCE_DIA,
MNU_ANGLE,
MNU_OTHER_ANGLE,
MNU_REFERENCE,
MNU_EQUAL,
MNU_RATIO,
MNU_ON_ENTITY,
MNU_SYMMETRIC,
MNU_AT_MIDPOINT,
MNU_HORIZONTAL,
MNU_VERTICAL,
MNU_PARALLEL,
MNU_PERPENDICULAR,
MNU_ORIENTED_SAME,
MNU_WHERE_DRAGGED,
MNU_COMMENT,
// Analyze
MNU_VOLUME,
MNU_AREA,
MNU_INTERFERENCE,
MNU_NAKED_EDGES,
MNU_SHOW_DOF,
MNU_TRACE_PT,
MNU_STOP_TRACING,
MNU_STEP_DIM,
// Help,
MNU_WEBSITE,
MNU_ABOUT
} MenuId;
typedef void MenuHandler(int id);
enum {
ESCAPE_KEY = 27,
DELETE_KEY = 127,
FUNCTION_KEY_BASE = 0xf0
};
enum {
SHIFT_MASK = 0x100,
CTRL_MASK = 0x200
};
typedef struct {
int level; // 0 == on menu bar, 1 == one level down
const char *label; // or NULL for a separator
int id; // unique ID
int accel; // keyboard accelerator
MenuHandler *fn;
} MenuEntry;
static const MenuEntry menu[];
static void MenuView(int id);
static void MenuEdit(int id);
static void MenuRequest(int id);
void DeleteSelection(void);
void CopySelection(void);
void PasteClipboard(Vector trans, double theta, double scale);
static void MenuClipboard(int id);
// The width and height (in pixels) of the window.
double width, height;
// These parameters define the map from 2d screen coordinates to the
// coordinates of the 3d sketch points. We will use an axonometric
// projection.
Vector offset;
Vector projRight;
Vector projUp;
double scale;
struct {
bool mouseDown;
Vector offset;
Vector projRight;
Vector projUp;
Point2d mouse;
Point2d mouseOnButtonDown;
Vector marqueePoint;
bool startedMoving;
} orig;
// Most recent mouse position, updated every time the mouse moves.
Point2d currentMousePosition;
// When the user is dragging a point, don't solve multiple times without
// allowing a paint in between. The extra solves are wasted if they're
// not displayed.
bool havePainted;
// Some state for the context menu.
struct {
bool active;
} context;
void NormalizeProjectionVectors(void);
Point2d ProjectPoint(Vector p);
Vector ProjectPoint3(Vector p);
Vector ProjectPoint4(Vector p, double *w);
Vector UnProjectPoint(Point2d p);
void AnimateOnto(Quaternion quatf, Vector offsetf);
void AnimateOntoWorkplane(void);
Vector VectorFromProjs(Vector rightUpForward);
void HandlePointForZoomToFit(Vector p, Point2d *pmax, Point2d *pmin,
double *wmin, bool div);
void LoopOverPoints(Point2d *pmax, Point2d *pmin, double *wmin, bool div,
bool includingInvisibles);
void ZoomToFit(bool includingInvisibles);
hGroup activeGroup;
void EnsureValidActives(void);
bool LockedInWorkplane(void);
void SetWorkplaneFreeIn3d(void);
hEntity ActiveWorkplane(void);
void ForceTextWindowShown(void);
// Operations that must be completed by doing something with the mouse
// are noted here. These occupy the same space as the menu ids.
enum {
FIRST_PENDING = 0x0f000000,
DRAGGING_POINTS = 0x0f000000,
DRAGGING_NEW_POINT = 0x0f000001,
DRAGGING_NEW_LINE_POINT = 0x0f000002,
DRAGGING_NEW_CUBIC_POINT = 0x0f000003,
DRAGGING_NEW_ARC_POINT = 0x0f000004,
DRAGGING_CONSTRAINT = 0x0f000005,
DRAGGING_RADIUS = 0x0f000006,
DRAGGING_NORMAL = 0x0f000007,
DRAGGING_NEW_RADIUS = 0x0f000008,
DRAGGING_MARQUEE = 0x0f000009
};
struct {
int operation;
hEntity point;
List<hEntity> points;
hEntity circle;
hEntity normal;
hConstraint constraint;
const char *description;
} pending;
void ClearPending(void);
// The constraint that is being edited with the on-screen textbox.
hConstraint constraintBeingEdited;
Vector SnapToGrid(Vector p);
bool ConstrainPointByHovered(hEntity pt);
void DeleteTaggedRequests(void);
hRequest AddRequest(int type, bool rememberForUndo);
hRequest AddRequest(int type);
class ParametricCurve {
public:
bool isLine; // else circle
Vector p0, p1;
Vector u, v;
double r, theta0, theta1, dtheta;
void MakeFromEntity(hEntity he, bool reverse);
Vector PointAt(double t);
Vector TangentAt(double t);
double LengthForAuto(void);
hRequest CreateRequestTrimmedTo(double t, bool extraConstraints,
hEntity orig, hEntity arc, bool arcFinish);
void ConstrainPointIfCoincident(hEntity hpt);
};
void MakeTangentArc(void);
void SplitLinesOrCurves(void);
hEntity SplitEntity(hEntity he, Vector pinter);
hEntity SplitLine(hEntity he, Vector pinter);
hEntity SplitCircle(hEntity he, Vector pinter);
hEntity SplitCubic(hEntity he, Vector pinter);
void ReplacePointInConstraints(hEntity oldpt, hEntity newpt);
void FixConstraintsForRequestBeingDeleted(hRequest hr);
void FixConstraintsForPointBeingDeleted(hEntity hpt);
// The current selection.
class Selection {
public:
int tag;
hEntity entity;
hConstraint constraint;
bool emphasized;
void Draw(void);
void Clear(void);
bool IsEmpty(void);
bool Equals(Selection *b);
bool IsStylable(void);
bool HasEndpoints(void);
};
Selection hover;
bool hoverWasSelectedOnMousedown;
List<Selection> selection;
void HitTestMakeSelection(Point2d mp);
void ClearSelection(void);
void ClearNonexistentSelectionItems(void);
enum { MAX_SELECTED = 32 };
struct {
hEntity point[MAX_SELECTED];
hEntity entity[MAX_SELECTED];
hEntity anyNormal[MAX_SELECTED];
hEntity vector[MAX_SELECTED];
hEntity face[MAX_SELECTED];
hConstraint constraint[MAX_SELECTED];
int points;
int entities;
int workplanes;
int faces;
int lineSegments;
int circlesOrArcs;
int arcs;
int cubics;
int periodicCubics;
int anyNormals;
int vectors;
int constraints;
int stylables;
int comments;
int withEndpoints;
int n;
} gs;
void GroupSelection(void);
bool IsSelected(Selection *s);
bool IsSelected(hEntity he);
void MakeSelected(hEntity he);
void MakeSelected(Selection *s);
void MakeUnselected(hEntity he, bool coincidentPointTrick);
void MakeUnselected(Selection *s, bool coincidentPointTrick);
void SelectByMarquee(void);
void ClearSuper(void);
enum {
CMNU_UNSELECT_ALL = 0x100,
CMNU_UNSELECT_HOVERED = 0x101,
CMNU_CUT_SEL = 0x102,
CMNU_COPY_SEL = 0x103,
CMNU_PASTE_SEL = 0x104,
CMNU_DELETE_SEL = 0x105,
CMNU_SELECT_CHAIN = 0x106,
CMNU_NEW_CUSTOM_STYLE = 0x110,
CMNU_NO_STYLE = 0x111,
CMNU_GROUP_INFO = 0x120,
CMNU_STYLE_INFO = 0x121,
CMNU_REFERENCE_DIM = 0x130,
CMNU_OTHER_ANGLE = 0x131,
CMNU_DEL_COINCIDENT = 0x132,
CMNU_SNAP_TO_GRID = 0x140,
CMNU_FIRST_STYLE = 0x40000000
};
void ContextMenuListStyles(void);
int32_t contextMenuCancelTime;
// The toolbar, in toolbar.cpp
bool ToolbarDrawOrHitTest(int x, int y, bool paint, int *menu);
void ToolbarDraw(void);
bool ToolbarMouseMoved(int x, int y);
bool ToolbarMouseDown(int x, int y);
static void TimerCallback(void);
int toolbarHovered;
int toolbarTooltipped;
int toolbarMouseX, toolbarMouseY;
// This sets what gets displayed.
bool showWorkplanes;
bool showNormals;
bool showPoints;
bool showConstraints;
bool showTextWindow;
bool showShaded;
bool showEdges;
bool showFaces;
bool showMesh;
bool showHdnLines;
void ToggleBool(bool *v);
bool showSnapGrid;
void AddPointToDraggedList(hEntity hp);
void StartDraggingByEntity(hEntity he);
void StartDraggingBySelection(void);
void UpdateDraggedNum(Vector *pos, double mx, double my);
void UpdateDraggedPoint(hEntity hp, double mx, double my);
// These are called by the platform-specific code.
void Paint(void);
void MouseMoved(double x, double y, bool leftDown, bool middleDown,
bool rightDown, bool shiftDown, bool ctrlDown);
void MouseLeftDown(double x, double y);
void MouseLeftUp(double x, double y);
void MouseLeftDoubleClick(double x, double y);
void MouseMiddleOrRightDown(double x, double y);
void MouseRightUp(double x, double y);
void MouseScroll(double x, double y, int delta);
void MouseLeave(void);
bool KeyDown(int c);
void EditControlDone(const char *s);
int32_t lastSpaceNavigatorTime;
hGroup lastSpaceNavigatorGroup;
void SpaceNavigatorMoved(double tx, double ty, double tz,
double rx, double ry, double rz, bool shiftDown);
void SpaceNavigatorButtonUp(void);
};
#endif
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