* Creates a new block from the currently selected entitiies. * * @param referencePoint Reference point for the block. * @param name Blo

* Creates this circle from two opposite points. * * @param p1 1st point. * @param p2 2nd point. */

* Creates an arc from its startpoint, endpoint, start direction (angle) * and angle length. * * @retval true Successfully created arc * @retval fa

//create Ellipse with axes in x-/y- directions from 4 points * * *@author Dongxu Li */

* Creates this circle from a center point and a radius. * * @param c Center. * @param r Radius */

//create Ellipse with center and 3 points * * *@author Dongxu Li */

\brief create from quadratic form: * dn[0] x^2 + dn[1] xy + dn[2] y^2 =1 * keep the ellipse center before calling this function * *@author: Do

* Creates an image with the given data. */

*create circle inscribled in a triangle * *Author: Dongxu Li */

//create Ellipse inscribed in a quadrilateral * *algorithm: http://chrisjones.id.au/Ellipses/ellipse.html *finding the tangential points and ellipse c

* Creates child item with given name and layer * @param childName name of child item * @param childLayer layer that will be hold in child * @return

* Creates copy of layers sub-tree starting from item identified by given index * @param selectedIndex model index for item * @return map of layers.

* Inserts a library item from the given path into the drawing. */

* create a tangent line which is orthogonal to the given RS_Line(normal) * @coord, the tangent line closest to this point * @normal, the line orthog

* Delegates creation of new pen to underlying data * @param qString * @return */

* Simply creates new pen with given name * @param name name of pen * @return created item */

* Creates all given directories in the user's home. */

* Creates a tangent between a given point and a circle or arc. * Out of the 2 possible tangents, the one closest to * the given coordinate is returned

* Arrange the sub-windows as specified, and set the setting. * Note: Tab mode always uses (and sets) the RS2::Maximized mode. * @param m the layout

* Force-Close this sub window. * @param activateNext also activate the next window in the window_list, if any */

* Force-Save(as) the content of the sub window. Retry on failure. * @return true success (or window was not modified) * @return false user cancelle

* Calculates a scaling factor from given dpi and units. */

* Draws an arc. * * @param cx center in x * @param cy center in y * @param radius Radius * @param a1 Angle 1 in rad * @param a2 Angle 2 in rad

* Draws a rotated ellipse arc. */

* Draws a grid point at (x1, y1). */

* Draws a point at (x1, y1). */

directly draw the arc, assuming the whole arc is within visible window */

* whether a point is already in contour *@return true if the point is a duplicate *@return false if the point is not in contour **/

* Changes a layer's attributes. The attributes of layer 'layer' * are copied from layer 'source'. * Listeners are notified. */

Start the edit action: Edit Block for an insert Edit entity, otherwise

* Go forward with the current action. */

this evolute calculates points for an argument phi for the * curve that defines the carved neck of the tooth in case of * interference. */

Utility method for recursive expansion of the tree * @brief LC_LayerTreeWidget::expandChildren * @param index */

* Removes the selected entity containers and adds the entities in them as * new single entities. */

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* Calls the export method of the object responsible for the format * of the given file. * * @param file Path and name of the file to import. */

* Find item with given name. It is expected that names of pens are unique * @param name name to search for * @return item with given name, or nullpt

* Block may contain inserts of other blocks. * Find name of the nested block that contain the insert * of specified block. * * @param bName name o

* Finds pen with given name. Name is expected to be unique * @param name name to find * @return item or null if not found */

* Finds child of this item with given name and normal layer type * @param childNameToFind child name * @return item or nullptr if not found */

find the common point of both evolutes. this function uses two * values a and b of phi in the evolute::evo1 curve to find a root of * the function

* Cleanup that is needed if action was finished by escape * @param updateTB */

* @brief fromLineCoordinate create a line from line coordinates (x, y, 1) * @param line the line coordinates, (x, y, 1), the last coordinate is a

* @brief getActiveName * @return the name of the active layer */

* @return Currently active drawing pen. */

Find an ancestor of the RS_Insert type. Return nullptr, if none is found

* Create if not exist and return the Application data directory. * In OS_WIN32 "c:\documents&settings\<user>\local configuration\application data\Lib

For a given elliptic arc, create a QPainterPath to allow clipping the complete QR to the desirable

@return the current attributes used for new entities. */

* @return Auto-save file name of the document currently loaded. */

* @return Available commands of the application or the current action. */