Graphics window | Home |
Function | Meaning |
---|---|
lcCreateWindow | Creates the window |
lcDeleteWindow | Deletes the window |
lcWndOnClose | Stops active processes before a window to be closed |
lcWndExeCommand | Executes interactive command |
lcWndResize | Changes the size and position of the window |
lcWndRedraw | Redraws content of the window |
lcWndRedrawAuto | Activates multiple redraw by timer |
lcWndSetFocus | Sets the keyboard focus to the window |
lcWndSetExtents | Sets drawing's extents for the window |
lcWndSetBlock | Links graphics window with a block |
lcWndSetProps | Links graphics window with a properties window |
lcWndSetCmdwin | Links graphics window with a command window |
lcWndSetBasePoint | Set base point for Polar tracking |
lcWndEmulator | Pen movement emulation |
lcWndMagnifier | Defines Magnifier feature |
lcWndHoverText | Defines hover text |
lcWndMessage | Displays message box |
lcWndPickEnt | Let user to pick an entity on a window. |
lcWndWaitPoint | Waits until user pick a point on a screen |
lcWndWaitPoint2 | Waits until user pick a point on a screen |
lcWndInputStr | Input text string for a command |
lcWndUpdate | Updates a window |
lcWndDrwAdd | Adds a drawing |
lcWndDrwDelete | Deletes a drawing |
lcWndDrwGet | Enumerates all drawings of graphics window |
Zoom | |
lcWndZoomRect | Defines a part of a drawing, visible in the window |
lcWndZoomScale | Changes visible scale of a drawing in the window (Zoom In / Zoom Out) |
lcWndZoomMove | Offsets visible part of a drawing (Pan view) |
lcWndZoomPos | Set view center and optional scale |
lcWndZoomEnt | Zoom on specified entity |
Coordinates | |
lcWndGetCursorCoord | Returns cursor coordinates |
lcCoordDrwToWnd lcWndCoordFromDrw |
Converts a drawing coordinates into a window coordinates |
lcCoordWndToDrw lcWndCoordToDrw |
Converts a window coordinates into a drawing coordinates |
Retrieve entities | |
lcWndGetEntByPoint | Gets one entity at specified position (window coordinates) |
lcWndGetEntByPoint2 | Gets one entity at specified position (drawing coordinates) |
lcWndGetEntsByPoint | Gets an array of entities at specified position (window coordinates) |
lcWndGetEntsByRect | Gets an array of entities by specified rectangle (drawing coordinates) |
lcWndGetEntity | Returns a handle to entity in the array |
lcWndGetEntByID lcWndGetEntByIDH |
Retrieves an entity by its identifier |
lcWndGetEntByKey | Retrieves a graphic object by its key value |
Property | Type | Access | Meaning |
---|---|---|---|
LC_PROP_WND_ID | int | RW | Window Identifier |
LC_PROP_WND_WIDTH | int | R | Width of drawing's area, pixels |
LC_PROP_WND_HEIGHT | int | R | Height of drawing's area, pixels |
LC_PROP_WND_FRAME_LEFT | int | R | X position of the frame's left-top corner on parent window, pixels |
LC_PROP_WND_FRAME_TOP | int | R | Y position of the frame's left-top corner on parent window, pixels |
LC_PROP_WND_FRAME_WIDTH | int | R | Window frame width, pixels |
LC_PROP_WND_FRAME_HEIGHT | int | R | Window frame height, pixels |
LC_PROP_WND_HWND | handle | R | WinAPI handler (HWND) of a window |
LC_PROP_WND_BLOCK LC_PROP_WND_VIEWBLOCK |
handle | R | Handle to a block linked with a window |
LC_PROP_WND_DRW | handle | R | Handle to a drawing currently displayed in a window |
LC_PROP_WND_HASFOCUS | bool | R | TRUE, if a window have input focus |
LC_PROP_WND_PIXELSIZE | float | RW | Current scale of the drawing in the window, units per pixel |
LC_PROP_WND_SELECT | bool | RW | Enable / disable selection of entities |
LC_PROP_WND_DTIME | int | R | Redraw time, milliseconds |
LC_PROP_WND_FROZEN | bool | RW | "Frozen" mode |
LC_PROP_WND_FROZENVIEW | bool | RW | "Frozen View" mode |
LC_PROP_WND_COMMAND LC_PROP_WND_CMD |
int handle bool |
R | Id of active command Handle to active command TRUE if has active command |
LC_PROP_WND_CMDENT1 | bool | RW | TRUE - only one entity added by a command, FALSE - several entities |
LC_PROP_WND_OSNAP | int bool |
RW | Object snap mode (LC_OSNAP_NODE and others) On/Off |
LC_PROP_WND_OSNAPMENU | bool | RW | On/Off Object snap popup menu on <Shift> + <Right click> |
LC_PROP_WND_PTRACK | bool | RW | Enable Polar tracking |
LC_PROP_WND_PTRACK_ANGLE | float | RW | Step angle for Polar tracking |
LC_PROP_WND_PTRACK_ANGREL | bool | RW | If true then LC_PROP_WND_PTRACK_ANGLE is relative, false - absolute |
LC_PROP_WND_PTRACK_DIST | bool float |
RW | Use distance step along polar vector Value of distance step |
LC_PROP_WND_BASEPT | bool | R | Has base point (Used for Polar tracking) |
LC_PROP_WND_BASEX | float | R | X coordinate of base point |
LC_PROP_WND_BASEY | float | R | Y coordinate of base point |
LC_PROP_WND_ORTHO | bool | RW | Ortho mode |
LC_PROP_WND_BGIMAGE | string bool |
RW | Filename of background image Display background image (if loaded) |
LC_PROP_WND_TIN | handle | RW | Active TIN object |
LC_PROP_WND_HASFILETABS | bool | R | TRUE if window has file tabs (was created with style LC_WS_FILETABS) |
LC_PROP_WND_NUMFILETABS | int | R | Number of file tabs |
LC_PROP_WND_NUMDRW | int | R | Number of drawings that graphics window contains |
LC_PROP_WND_ENT | handle | R | Handle of picked entity. See lcWndPickEnt |
Visibility of some elements |
|||
LC_PROP_WND_RULERS | bool | RW | Display window rulers (The window must be created with LC_WS_RULERS style flag) |
LC_PROP_WND_MAGNIFIER | bool | RW | Display Magnifier at right-bottom corner |
LC_PROP_WND_NAVIGATOR | bool | RW | Display "Aerial view" window |
LC_PROP_WND_BREAKPOINTS | bool | RW | Display breakpoints |
LC_PROP_WND_BREAKPTNUMS | bool | RW | Display breakpoint number |
LC_PROP_WND_JUMPLINES | bool | RW | Display jump lines |
LC_PROP_WND_ALPHABLEND | bool | RW | Enable alpha blend (transparent filling) |
LC_PROP_WND_STDBLKFRAME | bool | RW | Draw red frame around a window if standard block is active |
LC_PROP_WND_BLKBASEPT | bool | RW | Display block basepoint (LC_PROP_BLOCK_X, LC_PROP_BLOCK_Y) |
LC_PROP_WND_DRAWPAPER | bool | RW | Draw paper sheet for "Paper space" blocks |
LC_PROP_WND_LTVIEWMIN | int | RW | Linetype visibility, min size of pattern (pixels) |
LC_PROP_WND_LTVIEWMAX | int | RW | Linetype visibility, max size of pattern (pixels) |
Cursor type and position | |||
LC_PROP_WND_CURSORARROW LC_PROP_WND_CURSORSYS |
bool int handle |
RW W RW |
Enable arrow cursor Set cursor by id (LC_CURSOR_ARROW, LC_CURSOR_CROSS, etc.) Get cursor handle / Set cursor by handle (HCURSOR) |
LC_PROP_WND_CURSORCROSS | bool | RW | Enable crosshair cursor |
LC_PROP_WND_CURSORSIZE | int | RW | Size of crosshair cursor, % of screen, if negative - size in pixels |
LC_PROP_WND_CURSORPBOX | bool | RW | Enable a selecting square (pickbox) at cursor position |
LC_PROP_WND_PICKBOXSIZE | float | R | Half size of a selecting square (drawing's units) |
LC_PROP_WND_CURX | int float |
R | Cursor position X, pixels Cursor position X, drawing's units |
LC_PROP_WND_CURY | int float |
R | Cursor position Y, pixels Cursor position Y, drawing's units |
LC_PROP_WND_CURLEF | float | R | Left side coordinate of selecting square (drawing units) |
LC_PROP_WND_CURBOT | float | R | Bottom side coordinate of selecting square (drawing units) |
LC_PROP_WND_CURRIG | float | R | Right side coordinate of selecting square (drawing units) |
LC_PROP_WND_CURTOP | float | R | Top side coordinate of selecting square (drawing units) |
LC_PROP_WND_COORDS | bool | RW | Display cursor coordinates at left-bottom corner |
Drawing view coordinates | |||
LC_PROP_WND_XMIN | float | R | Xmin of currently visible drawing's area |
LC_PROP_WND_YMIN | float | R | Ymin of currently visible drawing's area |
LC_PROP_WND_XMAX | float | R | Xmax of currently visible drawing's area |
LC_PROP_WND_YMAX | float | R | Ymax of currently visible drawing's area |
LC_PROP_WND_XCEN | float | R | Center X of currently visible drawing's area |
LC_PROP_WND_YCEN | float | R | Center Y of currently visible drawing's area |
LC_PROP_WND_DX | float | R | Width of currently visible drawing's area |
LC_PROP_WND_DY | float | R | Height X of currently visible drawing's area |
Coordinate grid | |||
LC_PROP_WND_GRIDSNAP | bool | RW | Enable cursor snap to grid nodes |
LC_PROP_WND_GRIDSHOW | bool | RW | Display coordinate grid |
LC_PROP_WND_GRIDDX | float | RW | Distance between vertical grid lines |
LC_PROP_WND_GRIDDY | float | RW | Distance between horizontal grid lines |
LC_PROP_WND_GRIDX0 | float | RW | Grid origin point Y |
LC_PROP_WND_GRIDY0 | float | RW | Grid origin point X |
LC_PROP_WND_GRIDBOLDX | int | RW | X step for grid bold lines |
LC_PROP_WND_GRIDBOLDY | int | RW | Y step for grid bold lines |
LC_PROP_WND_GRIDCOLOR | int | RW | Color of grid line |
LC_PROP_WND_GRIDDOTTED | bool | RW | Grid line is dotted |
LC_PROP_WND_GRIDCOLOR2 | int | RW | Color of grid bold line |
LC_PROP_WND_GRIDDOTTED2 | bool | RW | Grid bold line is dotted |
Snap to rectangle border | |||
LC_PROP_WND_RSNAP | bool | RW | Enable snap to rectangle border |
LC_PROP_WND_RSNAPSHOW | bool | RW | Display snap rectanle |
LC_PROP_WND_RSNAPLEF | float | RW | X left |
LC_PROP_WND_RSNAPBOT | float | RW | Y bottom |
LC_PROP_WND_RSNAPRIG | float | RW | X right |
LC_PROP_WND_RSNAPTOP | float | RW | Y top |
LC_PROP_WND_RSNAPW | float | RW | Width (from X left) |
LC_PROP_WND_RSNAPH | float | RW | Height (from Y bottom) |
LC_PROP_WND_RSNAPCOLORM | int | RW | Rectangle filling color on Model space |
LC_PROP_WND_RSNAPCOLORP | int | RW | Rectangle filling color on Paper space |
Pan optimization | |||
LC_PROP_WND_PANSTEP | int | RW | Pan: minimal step, pixels |
LC_PROP_WND_PANLW | bool | RW | Pan: don't display linewidths |
LC_PROP_WND_PANIMAGE | bool | RW | Pan: don't draw raster images |
LC_PROP_WND_PANFILL | bool | RW | Pan: don't fill polygons |
LC_PROP_WND_PANPIXSZ | bool | RW | Pan: reduce resolution |
Measurements | |||
LC_PROP_WND_MEASCOLORPNT | int | RW | Measurement point color (COLORREF) |
LC_PROP_WND_MEASCOLORLINE | int | RW | Measurement line color (COLORREF) |
LC_PROP_WND_MEASLINESIZE | int | RW | Measurement line size |
LC_PROP_WND_MEASFONTSIZE | int | RW | Measurement font size |
LC_PROP_WND_MEASFILLAREA | int | RW | Fill area polygons with hatch |
Colors | |||
LC_PROP_WND_COLORINFBG | int | RW | Info box: background color |
LC_PROP_WND_COLORINFBORD | int | RW | Info box: border color |
LC_PROP_WND_COLORINFTEXT | int | RW | Info box: text color |
Magnifier | |||
LC_PROP_WND_COLORINFBG | int | RW | Info box: background color |
Clipping rectangles | |||
LC_PROP_WND_CRECTS_EDIT | bool | RW | "Edit Clipping Rectangles" mode |
LC_PROP_WND_CRECTS_VISIBLE | bool | RW | Display clipping rectangles when LC_PROP_WND_CRECTS_EDIT is false |
Move entities by keyboard | |||
LC_PROP_WND_KBMOVE_ENABLE | bool | RW | Enable entities movement by keyboard |
LC_PROP_WND_KBMOVE_DIST | float | RW | Distance step |
LC_PROP_WND_KBMOVE_ANGLE | float | RW | Angle step |
LC_PROP_WND_KBMOVE_SCALE | float | RW | Scale step |
User specified data |
|||
LC_PROP_WND_INT0 . . . LC_PROP_WND_INT9 |
int | RW | User integer variables |
LC_PROP_WND_FLOAT0 . . . LC_PROP_WND_FLOAT9 |
float | RW | User float variables |
LC_PROP_WND_STR0 . . . LC_PROP_WND_STR9 |
string | RW | User text variables |
Property | Type | Access | Meaning |
---|---|---|---|
LC_PROP_WND_LWMODE | int | RW | Line width mode (LC_LW_THIN, LC_LW_REAL, LC_LW_PIXEL) |
LC_PROP_WND_LWSCALE | float | RW | Screen scale for line width, mm/pixel (for LC_LW_PIXEL mode) |
LC_PROP_WND_COLORBG | int | RW | Window background color |
LC_PROP_WND_COLORCURSOR | int | RW | Cursor color |
LC_PROP_WND_COLORFORE | int | RW | Foreground color |