Plots ===== .. only:: html .. contents:: :local: :depth: 1 .. _qgisbarplot: Bar plot -------- Creates a bar plot from a category and a layer field. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **Category field name** - ``NAME_FIELD`` - [tablefield: any] - Categorical field to use for grouping the bars (X axis) * - **Value field** - ``VALUE_FIELD`` - [tablefield: any] - Value to use for the plot (Y axis). * - **Bar plot** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Bar plot** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:barplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgisboxplot: Box plot -------- Creates a box plot from a category field and a numerical layer field. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 :class: longtable * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **Category name field** - ``NAME_FIELD`` - [tablefield: any] - Categorical field to use for grouping the boxes (X axis) * - **Value field** - ``VALUE_FIELD`` - [tablefield: any] - Value to use for the plot (Y axis). * - **Additional statistic lines** - ``MSD`` - [enumeration] Default: 0 - Additional statistics information to add to the plot. One of: * 0 --- Show Mean * 1 --- Show Standard Deviation * 2 --- Don't show mean and standard deviation * - **Box plot** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Box plot** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:boxplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgismeanandstandarddeviationplot: Mean and standard deviation plot -------------------------------- Creates a box plot with mean and standard deviation values. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input table** - ``INPUT`` - [vector: any] - Input vector layer * - **Category name field** - ``NAME_FIELD`` - [tablefield: any] - Categorical field to use for grouping the boxes (X axis) * - **Value field** - ``VALUE_FIELD`` - [tablefield: any] - Value to use for the plot (Y axis). * - **Plot** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Plot** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:meanandstandarddeviationplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgispolarplot: Polar plot ---------- Generates a polar plot based on the value of an input vector layer. Two fields must be entered as parameters: one that defines the category each feature (to group features) and another one with the variable to plot (this has to be a numeric one). Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **Category name field** - ``NAME_FIELD`` - [tablefield: any] - Categorical field to use for grouping the features (X axis) * - **Value field** - ``VALUE_FIELD`` - [tablefield: any] - Value to use for the plot (Y axis). * - **Polar plot** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Polar plot** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:polarplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgisrasterlayerhistogram: Raster layer histogram ---------------------- Generates a histogram with the values of a raster layer. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [raster] - Input raster layer * - **Band number** - ``BAND`` - [raster band] - Raster band to use for the histogram * - **number of bins** - ``BINS`` - [number] Default: 10 - The number of bins to use in the histogram (X axis). Minimum 2. * - **Histogram** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Histogram** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:rasterlayerhistogram`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgisvectorlayerhistogram: Vector layer histogram ---------------------- Generates a histogram with the values of the attribute of a vector layer. The attribute to use for computing the histogram must be numeric. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **Attribute** - ``FIELD`` - [tablefield: any] - Value to use for the plot (Y axis). * - **number of bins** - ``BINS`` - [number] Default: 10 - The number of bins to use in the histogram (X axis). Minimum 2. * - **Histogram** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Histogram** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:vectorlayerhistogram`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgisvectorlayerscatterplot: Vector layer scatterplot ------------------------ Creates a simple ``X`` - ``Y`` scatter plot for a vector layer. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **X attribute** - ``XFIELD`` - [tablefield: any] - Field to use for the X axis * - **Y attribute** - ``YFIELD`` - [tablefield: any] - Field to use for the Y axis * - **Scatterplot** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Scatterplot** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:vectorlayerscatterplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section** .. _qgisscatter3dplot: Vector layer scatterplot 3D --------------------------- Creates a 3D scatter plot for a vector layer. Parameters .......... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Input layer** - ``INPUT`` - [vector: any] - Input vector layer * - **X attribute** - ``XFIELD`` - [tablefield: any] - Field to use for the X axis * - **Y attribute** - ``YFIELD`` - [tablefield: any] - Field to use for the Y axis * - **Z attribute** - ``ZFIELD`` - [tablefield: any] - Field to use for the Z axis * - **Histogram** - ``OUTPUT`` - [html] Default: ``[Save to temporary file]`` - Specify the HTML file for the plot. One of: .. include:: ../algs_include.rst :start-after: **file_output_types** :end-before: **end_file_output_types** Outputs ....... .. list-table:: :header-rows: 1 :widths: 20 20 20 40 * - Label - Name - Type - Description * - **Histogram** - ``OUTPUT`` - [html] - HTML file with the plot. Available in the :menuselection:`Processing --> Result Viewer`. Python code ........... **Algorithm ID**: ``qgis:scatter3dplot`` .. include:: ../algs_include.rst :start-after: **algorithm_code_section** :end-before: **end_algorithm_code_section**